Colour

#04425B

#04425B
Cyan
Dark
Nearest: Dark slate grey

#04425B is a cyan with RGB values 4, 66, 91 and HSL 197°, 92%, 19%. It is a dark colour, so white text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#04425B#04425B

HEX#04425B

RGBrgb(4, 66, 91)

RGB (0–1)0.0157, 0.2588, 0.3569

RGB percentages1.6%, 25.9%, 35.7%

HSLhsl(197.2, 91.6%, 18.6%)

HSV / HSBhsv(197.2, 95.6%, 35.7%)

CMYK95.6%, 27.5%, 0%, 64.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer279,131

CSS custom property--colour: #04425B;

Brightness & contrast

Relative luminance0.04678WCAG 2.x, 0 is black and 1 is white

Perceived brightness59.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.85:1

Contrast with white10.85:1WCAG normal text: AAA

Contrast with black1.94:1WCAG normal text: Fail

Greyscale equivalent#373737

Inverted#FBBDA4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#35415Cno red cones; affects about 1% of men; ΔE 11.3 from the original

Deuteranopia#2A3A5Bno green cones; the most common form, about 1% of men; ΔE 12.2 from the original

Tritanopia#00494Bno blue cones; rare, and affects men and women equally; ΔE 17 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text10.85:1WCAG large text: AAA

Contrast with black, large text1.94:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 17.5 Dim grey · ΔE 28.4 Slate grey · ΔE 29.2 Steel blue · ΔE 29.6 Light slate grey · ΔE 31.9 Teal · ΔE 32.8

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.52, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5B1D04

Analogous#045B49, #04165B

Triadic#5B0442, #425B04

Split complementary#5B0416, #5B4904

Tetradic#49045B, #5B1D04, #175B04

Tints, shades & saturation

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

Lighter +40%#35BFF6

Lighter +30%#0AACEE

Lighter +20%#0889BD

Lighter +10%#06658C

Darker −10%#021F2A

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#00445F

Less saturated −25%#103D4F

Channel breakdown

G66

B91

Red4 (1.6%)

Green66 (25.9%)

Blue91 (35.7%)

Hue197.24°

Saturation (HSL)91.58%

Lightness18.63%

Dominant channelBlue

Hex per channelR 04 · G 42 · B 5B

Keep nerding

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

#04425B

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