#10235D#10235D

#10235D is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.2% C 0.107 H 265.9°. Best body text is #FFFFFF at 14.78:1 contrast (WCAG AA passes).

Color values

HEX	#10235D
RGB	rgb(16, 35, 93)
HSL	hsl(225, 71%, 21%)
HSV	hsv(225, 83%, 36%)
CMYK	cmyk(82.8%, 62.4%, 0%, 63.5%)
CIE-LAB	lab(16.01, 16.24, -36.84)
CIE-LCH	lch(16.01, 40.26, 293.79°)
OKLab	oklab(28.2% -0.0077 -0.1064)
OKLCH	oklch(28.2% 0.107 265.9)
XYZ	xyz(2.7898, 2.1022, 10.6125)
Luminance	0.0210 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10235D #5D4A10

analogous

#104A5D #10235D #24105D

triadic

#10235D #5D1023 #235D10

tetradic

#10235D #5D104A #5D4A10 #105D24

square

#10235D #5D104A #5D4A10 #105D24

split-complementary

#10235D #5D2410 #4A5D10

monochromatic

#040A1A #070F29 #10235D #193791 #224AC5

Accessibility & contrast

On white

14.78

#10235D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#10235D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10235D

14.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10235D	#FFFFFF	#000000	##FFFFFF
##10235D	1.00	14.78	1.42	14.78
#FFFFFF	14.78	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5F

Deuteranopia (green-blind)

#00245C

Tritanopia (blue-blind)

#00323C

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #10235d;
/* rgb */ color: rgb(16, 35, 93);
/* oklch */ color: oklch(28.2% 0.107 265.9);

Tailwind

colors: {
  custom: {
    50: '#5c5d8b',
    500: '#10235d',
    950: '#000000',
  },
}

SCSS

$custom: #10235d;
$custom-light: #5c5d8b;
$custom-dark: #000000;

JSON

{
  "hex": "#10235d",
  "rgb": {
    "r": 16,
    "g": 35,
    "b": 93
  },
  "hsl": {
    "h": 225.195,
    "s": 70.642,
    "l": 21.373
  },
  "oklch": {
    "l": 0.28202,
    "c": 0.10668,
    "h": 265.9
  },
  "luminance": 0.02103
}

Semantic roles & 50–950 ramp

primary

#10235D

secondary

#967E33

accent

#C13AED

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #10235D

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

Preview Lab → · Contrast checker → · Palette generator →