#10263D#10263D

#10263D is a dark, muted cyan. Relative luminance 0.018; OKLCH L 26.3% C 0.052 H 251.3°. Best body text is #FFFFFF at 15.37:1 contrast (WCAG AA passes).

Color values

HEX	#10263D
RGB	rgb(16, 38, 61)
HSL	hsl(211, 58%, 15%)
HSV	hsv(211, 74%, 24%)
CMYK	cmyk(73.8%, 37.7%, 0%, 76.1%)
CIE-LAB	lab(14.59, 0.16, -17.30)
CIE-LCH	lch(14.59, 17.30, 270.54°)
OKLab	oklab(26.34% -0.0166 -0.049)
OKLCH	oklch(26.34% 0.052 251.3)
XYZ	xyz(1.7488, 1.8331, 4.6756)
Luminance	0.0183 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10263D #3D2710

analogous

#103C3D #10263D #11103D

triadic

#10263D #3D1026 #263D10

tetradic

#10263D #3D103C #3D2710 #103D11

square

#10263D #3D103C #3D2710 #103D11

split-complementary

#10263D #3D1110 #3C3D10

monochromatic

#060F18 #060F18 #10263D #1D446D #29629E

Accessibility & contrast

On white

15.37

#10263D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#10263D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10263D

15.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10263D	#FFFFFF	#000000	##FFFFFF
##10263D	1.00	15.37	1.37	15.37
#FFFFFF	15.37	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C273E

Deuteranopia (green-blind)

#16233D

Tritanopia (blue-blind)

#002B2E

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #10263d;
/* rgb */ color: rgb(16, 38, 61);
/* oklch */ color: oklch(26.3% 0.052 251.3);

Tailwind

colors: {
  custom: {
    50: '#546072',
    500: '#10263d',
    950: '#000000',
  },
}

SCSS

$custom: #10263d;
$custom-light: #546072;
$custom-dark: #000000;

JSON

{
  "hex": "#10263d",
  "rgb": {
    "r": 16,
    "g": 38,
    "b": 61
  },
  "hsl": {
    "h": 210.667,
    "s": 58.442,
    "l": 15.098
  },
  "oklch": {
    "l": 0.26338,
    "c": 0.05168,
    "h": 251.3
  },
  "luminance": 0.01833
}

Semantic roles & 50–950 ramp

primary

#10263D

secondary

#775532

accent

#9646E2

background

#F5F5F6

surface

#E8E9EC

border

#C4C5C7

text

#030408

muted

#78797B

Preview Lab

Preview with #10263D

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

Preview Lab → · Contrast checker → · Palette generator →