#10245E#10245E

#10245E is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.5% C 0.107 H 265.5°. Best body text is #FFFFFF at 14.62:1 contrast (WCAG AA passes).

Color values

HEX	#10245E
RGB	rgb(16, 36, 94)
HSL	hsl(225, 71%, 22%)
HSV	hsv(225, 83%, 37%)
CMYK	cmyk(83%, 61.7%, 0%, 63.1%)
CIE-LAB	lab(16.40, 15.92, -36.88)
CIE-LCH	lch(16.40, 40.17, 293.36°)
OKLab	oklab(28.52% -0.0084 -0.1065)
OKLCH	oklch(28.52% 0.107 265.5)
XYZ	xyz(2.8642, 2.1797, 10.8573)
Luminance	0.0218 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10245E #5E4A10

analogous

#104B5E #10245E #23105E

triadic

#10245E #5E1024 #245E10

tetradic

#10245E #5E104B #5E4A10 #105E23

square

#10245E #5E104B #5E4A10 #105E23

split-complementary

#10245E #5E2310 #4B5E10

monochromatic

#040A1A #07102A #10245E #193892 #224CC7

Accessibility & contrast

On white

14.62

#10245E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#10245E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10245E

14.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10245E	#FFFFFF	#000000	##FFFFFF
##10245E	1.00	14.62	1.44	14.62
#FFFFFF	14.62	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C60

Deuteranopia (green-blind)

#00255D

Tritanopia (blue-blind)

#00333D

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #10245e;
/* rgb */ color: rgb(16, 36, 94);
/* oklch */ color: oklch(28.5% 0.107 265.5);

Tailwind

colors: {
  custom: {
    50: '#5d5e8c',
    500: '#10245e',
    950: '#000000',
  },
}

SCSS

$custom: #10245e;
$custom-light: #5d5e8c;
$custom-dark: #000000;

JSON

{
  "hex": "#10245e",
  "rgb": {
    "r": 16,
    "g": 36,
    "b": 94
  },
  "hsl": {
    "h": 224.615,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.28522,
    "c": 0.1068,
    "h": 265.5
  },
  "luminance": 0.0218
}

Semantic roles & 50–950 ramp

primary

#10245E

secondary

#977D33

accent

#C03AEE

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #10245E

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

Preview Lab → · Contrast checker → · Palette generator →