Colour

#135EA8

#135EA8
Blue
Dark
Nearest: Dark slateblue

#135EA8 is a blue with RGB values 19, 94, 168 and HSL 210°, 80%, 37%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#135EA8#135EA8

HEX#135EA8

RGBrgb(19, 94, 168)

RGB (0–1)0.0745, 0.3686, 0.6588

RGB percentages7.5%, 36.9%, 65.9%

HSLhsl(209.8, 79.7%, 36.7%)

HSV / HSBhsv(209.8, 88.7%, 65.9%)

CMYK88.7%, 44%, 0%, 34.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,269,416

CSS custom property--colour: #135EA8;

Brightness & contrast

Relative luminance0.10971WCAG 2.x, 0 is black and 1 is white

Perceived brightness92.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.57:1

Contrast with white6.57:1WCAG normal text: AA

Contrast with black3.19:1WCAG normal text: Fail

Greyscale equivalent#535353

Inverted#ECA157

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3764ABno red cones; affects about 1% of men; ΔE 4.6 from the original

Deuteranopia#1957A7no green cones; the most common form, about 1% of men; ΔE 5.7 from the original

Tritanopia#00707Bno blue cones; rare, and affects men and women equally; ΔE 43.5 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text6.57:1WCAG large text: AAA

Contrast with black, large text3.19:1WCAG large text: AA

Named colours

Dark slateblue · ΔE 21.5 Steel blue · ΔE 21.7 Cornflower blue · ΔE 22.8 Dodgerblue · ΔE 26.7 Royal blue · ΔE 28.8 Slate blue · ΔE 32.2

Nearest named CSS colourDark slateblue (#483D8B)ΔE 21.47, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#A85D13

Analogous#13A8A8, #1313A8

Triadic#A8135E, #5EA813

Split complementary#A81313, #A8A813

Tetradic#A813A8, #A85D13, #13A813

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#94C4F3

Lighter +30%#66AAEE

Lighter +20%#3891E9

Lighter +10%#1878D6

Darker −10%#0E447A

Darker −20%#092B4C

Darker −30%#03111F

Darker −40%#000000

More saturated +25%#005EBB

Less saturated −25%#2A5E91

Channel breakdown

R19

G94

B168

Red19 (7.5%)

Green94 (36.9%)

Blue168 (65.9%)

Hue209.8°

Saturation (HSL)79.68%

Lightness36.67%

Dominant channelBlue

Hex per channelR 13 · G 5E · B A8

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#135EA8

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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