#10263C#10263C

#10263C is a dark, muted cyan. Relative luminance 0.018; OKLCH L 26.3% C 0.050 H 250.3°. Best body text is #FFFFFF at 15.39:1 contrast (WCAG AA passes).

Color values

HEX	#10263C
RGB	rgb(16, 38, 60)
HSL	hsl(210, 58%, 15%)
HSV	hsv(210, 73%, 24%)
CMYK	cmyk(73.3%, 36.7%, 0%, 76.5%)
CIE-LAB	lab(14.53, -0.26, -16.70)
CIE-LCH	lch(14.53, 16.70, 269.12°)
OKLab	oklab(26.27% -0.0169 -0.0472)
OKLCH	oklch(26.27% 0.05 250.3)
XYZ	xyz(1.7221, 1.8225, 4.5351)
Luminance	0.0182 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10263C #3C2610

analogous

#103C3C #10263C #10103C

triadic

#10263C #3C1026 #263C10

tetradic

#10263C #3C103C #3C2610 #103C10

square

#10263C #3C103C #3C2610 #103C10

split-complementary

#10263C #3C1010 #3C3C10

monochromatic

#060F18 #060F18 #10263C #1D456C #2A639D

Accessibility & contrast

On white

15.39

#10263C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#10263C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10263C

15.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10263C	#FFFFFF	#000000	##FFFFFF
##10263C	1.00	15.39	1.36	15.39
#FFFFFF	15.39	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C273D

Deuteranopia (green-blind)

#16233C

Tritanopia (blue-blind)

#002B2E

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #10263c;
/* rgb */ color: rgb(16, 38, 60);
/* oklch */ color: oklch(26.3% 0.050 250.3);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#10263c",
  "rgb": {
    "r": 16,
    "g": 38,
    "b": 60
  },
  "hsl": {
    "h": 210,
    "s": 57.895,
    "l": 14.902
  },
  "oklch": {
    "l": 0.26272,
    "c": 0.05013,
    "h": 250.3
  },
  "luminance": 0.01823
}

Semantic roles & 50–950 ramp

primary

#10263C

secondary

#765432

accent

#9447E1

background

#F4F5F6

surface

#E8E9EC

border

#C4C5C7

text

#030407

muted

#78797A

Preview Lab

Preview with #10263C

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

Preview Lab → · Contrast checker → · Palette generator →