#10263A#10263A

#10263A is a dark, muted cyan. Relative luminance 0.018; OKLCH L 26.1% C 0.047 H 248.0°. Best body text is #FFFFFF at 15.44:1 contrast (WCAG AA passes).

Color values

HEX	#10263A
RGB	rgb(16, 38, 58)
HSL	hsl(209, 57%, 15%)
HSV	hsv(209, 72%, 23%)
CMYK	cmyk(72.4%, 34.5%, 0%, 77.3%)
CIE-LAB	lab(14.41, -1.09, -15.48)
CIE-LCH	lch(14.41, 15.51, 265.98°)
OKLab	oklab(26.14% -0.0176 -0.0436)
OKLCH	oklch(26.14% 0.047 248)
XYZ	xyz(1.6702, 1.8017, 4.2619)
Luminance	0.0180 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10263A #3A2410

analogous

#103A39 #10263A #10113A

triadic

#10263A #3A1026 #263A10

tetradic

#10263A #39103A #3A2410 #113A10

square

#10263A #39103A #3A2410 #113A10

split-complementary

#10263A #3A1011 #3A3910

monochromatic

#071018 #071018 #10263A #1D456A #2A659A

Accessibility & contrast

On white

15.44

#10263A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#10263A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10263A

15.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10263A	#FFFFFF	#000000	##FFFFFF
##10263A	1.00	15.44	1.36	15.44
#FFFFFF	15.44	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D273B

Deuteranopia (green-blind)

#18233A

Tritanopia (blue-blind)

#002B2D

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #10263a;
/* rgb */ color: rgb(16, 38, 58);
/* oklch */ color: oklch(26.1% 0.047 248.0);

Tailwind

colors: {
  custom: {
    50: '#536070',
    500: '#10263a',
    950: '#000000',
  },
}

SCSS

$custom: #10263a;
$custom-light: #536070;
$custom-dark: #000000;

JSON

{
  "hex": "#10263a",
  "rgb": {
    "r": 16,
    "g": 38,
    "b": 58
  },
  "hsl": {
    "h": 208.571,
    "s": 56.757,
    "l": 14.51
  },
  "oklch": {
    "l": 0.26142,
    "c": 0.04707,
    "h": 248
  },
  "luminance": 0.01802
}

Semantic roles & 50–950 ramp

primary

#10263A

secondary

#745132

accent

#9048E0

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#030407

muted

#78797A

Preview Lab

Preview with #10263A

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

Preview Lab → · Contrast checker → · Palette generator →