Colour

#001C5F

#001C5F
Blue
Dark
Nearest: Midnight blue

#001C5F is a blue with RGB values 0, 28, 95 and HSL 222°, 100%, 19%. It is a dark colour, so white text on it reaches 15.8:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#001C5F#001C5F

HEX#001C5F

RGBrgb(0, 28, 95)

RGB (0–1)0, 0.1098, 0.3725

RGB percentages0%, 11%, 37.3%

HSLhsl(222.3, 100%, 18.6%)

HSV / HSBhsv(222.3, 100%, 37.3%)

CMYK100%, 70.5%, 0%, 62.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer7,263

CSS custom property--colour: #001C5F;

Brightness & contrast

Relative luminance0.01657WCAG 2.x, 0 is black and 1 is white

Perceived brightness38.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.77:1

Contrast with white15.77:1WCAG normal text: AAA

Contrast with black1.33:1WCAG normal text: Fail

Greyscale equivalent#1B1B1B

Inverted#FFE3A0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#002761no red cones; affects about 1% of men; ΔE 9.3 from the original

Deuteranopia#001E5Eno green cones; the most common form, about 1% of men; ΔE 2.5 from the original

Tritanopia#002E3Ano blue cones; rare, and affects men and women equally; ΔE 43.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.77:1WCAG large text: AAA

Contrast with black, large text1.33:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 13.3 Dark slateblue · ΔE 18 Rebecca purple · ΔE 29.7 Indigo · ΔE 33.5 Navy · ΔE 34.9 Slate blue · ΔE 38.5

Nearest named CSS colourMidnight blue (#191970)ΔE 13.33, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5F4300

Analogous#004C5F, #13005F

Triadic#5F001C, #1C5F00

Split complementary#5F1400, #4B5F00

Tetradic#5F004C, #5F4300, #005F13

Tints, shades & saturation

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

Lighter +40%#2C6AFF

Lighter +30%#0049F8

Lighter +20%#003AC5

Lighter +10%#002B92

Darker −10%#000D2C

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#001C5F

Less saturated −25%#0C2153

Channel breakdown

G28

B95

Red0 (0%)

Green28 (11%)

Blue95 (37.3%)

Hue222.32°

Saturation (HSL)100%

Lightness18.63%

Dominant channelBlue

Hex per channelR 00 · G 1C · B 5F

Keep nerding

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

#001C5F

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

Nerdulate something else