#263E59#263E59

#263E59 is a dark, muted cyan. Relative luminance 0.046; OKLCH L 35.7% C 0.056 H 252.3°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#263E59
RGB	rgb(38, 62, 89)
HSL	hsl(212, 40%, 25%)
HSV	hsv(212, 57%, 35%)
CMYK	cmyk(57.3%, 30.3%, 0%, 65.1%)
CIE-LAB	lab(25.50, -0.37, -19.00)
CIE-LCH	lch(25.50, 19.01, 268.88°)
OKLab	oklab(35.73% -0.017 -0.0533)
OKLCH	oklch(35.73% 0.056 252.3)
XYZ	xyz(4.3245, 4.5782, 10.1051)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#263E59 #594126

analogous

#265759 #263E59 #282659

triadic

#263E59 #59263E #3E5926

tetradic

#263E59 #592657 #594126 #265928

square

#263E59 #592657 #594126 #265928

split-complementary

#263E59 #592826 #575926

monochromatic

#090F15 #14202E #263E59 #385C84 #4B7AAF

Accessibility & contrast

On white

10.96

#263E59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#263E59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #263E59

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##263E59	#FFFFFF	#000000	##FFFFFF
##263E59	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333F5A

Deuteranopia (green-blind)

#2D3A58

Tritanopia (blue-blind)

#094447

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #263e59;
/* rgb */ color: rgb(38, 62, 89);
/* oklch */ color: oklch(35.7% 0.056 252.3);

Tailwind

colors: {
  custom: {
    50: '#647388',
    500: '#263e59',
    950: '#000000',
  },
}

SCSS

$custom: #263e59;
$custom-light: #647388;
$custom-dark: #000000;

JSON

{
  "hex": "#263e59",
  "rgb": {
    "r": 38,
    "g": 62,
    "b": 89
  },
  "hsl": {
    "h": 211.765,
    "s": 40.157,
    "l": 24.902
  },
  "oklch": {
    "l": 0.35728,
    "c": 0.05597,
    "h": 252.3
  },
  "luminance": 0.04579
}

Semantic roles & 50–950 ramp

primary

#263E59

secondary

#8C6F4F

accent

#9758D0

background

#F6F6F8

surface

#EBECEF

border

#C6C7CA

text

#06080B

muted

#7A7B7C

Preview Lab

Preview with #263E59

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

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