Colour

#1D535B

#1D535B
Cyan
Dark
Nearest: Dark slate grey

#1D535B is a cyan with RGB values 29, 83, 91 and HSL 188°, 52%, 24%. It is a dark colour, so white text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1D535B#1D535B

HEX#1D535B

RGBrgb(29, 83, 91)

RGB (0–1)0.1137, 0.3255, 0.3569

RGB percentages11.4%, 32.5%, 35.7%

HSLhsl(187.7, 51.7%, 23.5%)

HSV / HSBhsv(187.7, 68.1%, 35.7%)

CMYK68.1%, 8.8%, 0%, 64.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,921,883

CSS custom property--colour: #1D535B;

Brightness & contrast

Relative luminance0.07203WCAG 2.x, 0 is black and 1 is white

Perceived brightness72.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.6:1

Contrast with white8.6:1WCAG normal text: AAA

Contrast with black2.44:1WCAG normal text: Fail

Greyscale equivalent#484848

Inverted#E2ACA4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4C505Cno red cones; affects about 1% of men; ΔE 16.3 from the original

Deuteranopia#42495Bno green cones; the most common form, about 1% of men; ΔE 16.7 from the original

Tritanopia#005755no blue cones; rare, and affects men and women equally; ΔE 9.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.6:1WCAG large text: AAA

Contrast with black, large text2.44:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 7 Teal · ΔE 21.3 Dim grey · ΔE 21.6 Slate grey · ΔE 24.2 Dark cyan · ΔE 25.5 Light slate grey · ΔE 26.8

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 6.99, clearly different but related

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5B251D

Analogous#1D5B44, #1D345B

Triadic#5B1D53, #535B1D

Split complementary#5B1D34, #5B441D

Tetradic#441D5B, #5B251D, #345B1D

Tints, shades & saturation

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

Lighter +40%#72C6D2

Lighter +30%#4BB6C6

Lighter +20%#369AA8

Lighter +10%#297682

Darker −10%#113034

Darker −20%#040C0E

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0E5E6A

Less saturated −25%#2C484C

Channel breakdown

R29

G83

B91

Red29 (11.4%)

Green83 (32.5%)

Blue91 (35.7%)

Hue187.74°

Saturation (HSL)51.67%

Lightness23.53%

Dominant channelBlue

Hex per channelR 1D · G 53 · B 5B

Keep nerding

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

#1D535B

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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