#102258#102258

#102258 is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.5% C 0.100 H 265.9°. Best body text is #FFFFFF at 15.09:1 contrast (WCAG AA passes).

Color values

HEX	#102258
RGB	rgb(16, 34, 88)
HSL	hsl(225, 69%, 20%)
HSV	hsv(225, 82%, 35%)
CMYK	cmyk(81.8%, 61.4%, 0%, 65.5%)
CIE-LAB	lab(15.27, 14.84, -34.72)
CIE-LCH	lch(15.27, 37.75, 293.14°)
OKLab	oklab(27.5% -0.0071 -0.1002)
OKLCH	oklch(27.5% 0.1 265.9)
XYZ	xyz(2.5465, 1.9585, 9.4744)
Luminance	0.0196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102258 #584610

analogous

#104658 #102258 #221058

triadic

#102258 #581022 #225810

tetradic

#102258 #581046 #584610 #105822

square

#102258 #581046 #584610 #105822

split-complementary

#102258 #582210 #465810

monochromatic

#050A1A #070E24 #102258 #19368C #234AC0

Accessibility & contrast

On white

15.09

#102258 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#102258 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102258

15.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102258	#FFFFFF	#000000	##FFFFFF
##102258	1.00	15.09	1.39	15.09
#FFFFFF	15.09	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5A

Deuteranopia (green-blind)

#002357

Tritanopia (blue-blind)

#002F39

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #102258;
/* rgb */ color: rgb(16, 34, 88);
/* oklch */ color: oklch(27.5% 0.100 265.9);

Tailwind

colors: {
  custom: {
    50: '#5b5c88',
    500: '#102258',
    950: '#000000',
  },
}

SCSS

$custom: #102258;
$custom-light: #5b5c88;
$custom-dark: #000000;

JSON

{
  "hex": "#102258",
  "rgb": {
    "r": 16,
    "g": 34,
    "b": 88
  },
  "hsl": {
    "h": 225,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.27503,
    "c": 0.10041,
    "h": 265.9
  },
  "luminance": 0.01959
}

Semantic roles & 50–950 ramp

primary

#102258

secondary

#917A32

accent

#C03CEC

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#04040B

muted

#79797C

Preview Lab

Preview with #102258

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

Preview Lab → · Contrast checker → · Palette generator →