#263E4E#263E4E

#263E4E is a dark, muted cyan. Relative luminance 0.044; OKLCH L 35.1% C 0.041 H 238.7°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#263E4E
RGB	rgb(38, 62, 78)
HSL	hsl(204, 34%, 23%)
HSV	hsv(204, 51%, 31%)
CMYK	cmyk(51.3%, 20.5%, 0%, 69.4%)
CIE-LAB	lab(24.97, -4.21, -12.60)
CIE-LCH	lch(24.97, 13.28, 251.54°)
OKLab	oklab(35.14% -0.0213 -0.035)
OKLCH	oklch(35.14% 0.041 238.7)
XYZ	xyz(3.8966, 4.4071, 7.8516)
Luminance	0.0441 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263E4E #4E3626

analogous

#264E4A #263E4E #262A4E

triadic

#263E4E #4E263E #3E4E26

tetradic

#263E4E #4A264E #4E3626 #2A4E26

square

#263E4E #4A264E #4E3626 #2A4E26

split-complementary

#263E4E #4E262A #4E4A26

monochromatic

#0A1015 #121D25 #263E4E #3A5F77 #4E7FA0

Accessibility & contrast

On white

11.16

#263E4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#263E4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263E4E

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263E4E	#FFFFFF	#000000	##FFFFFF
##263E4E	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373E4F

Deuteranopia (green-blind)

#31394E

Tritanopia (blue-blind)

#144243

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #263e4e;
/* rgb */ color: rgb(38, 62, 78);
/* oklch */ color: oklch(35.1% 0.041 238.7);

Tailwind

colors: {
  custom: {
    50: '#63737f',
    500: '#263e4e',
    950: '#000000',
  },
}

SCSS

$custom: #263e4e;
$custom-light: #63737f;
$custom-dark: #000000;

JSON

{
  "hex": "#263e4e",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 78
  },
  "hsl": {
    "h": 204,
    "s": 34.483,
    "l": 22.745
  },
  "oklch": {
    "l": 0.35142,
    "c": 0.04093,
    "h": 238.7
  },
  "luminance": 0.04407
}

Semantic roles & 50–950 ramp

primary

#263E4E

secondary

#81634F

accent

#895DCB

background

#F6F6F7

surface

#EBECEE

border

#C6C7C9

text

#05080A

muted

#7A7B7C

Preview Lab

Preview with #263E4E

Body copy rendered with the generated semantic roles for this colour.

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