#102657#102657

#102657 is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.4% C 0.093 H 263.4°. Best body text is #FFFFFF at 14.61:1 contrast (WCAG AA passes).

Color values

HEX	#102657
RGB	rgb(16, 38, 87)
HSL	hsl(221, 69%, 20%)
HSV	hsv(221, 82%, 34%)
CMYK	cmyk(81.6%, 56.3%, 0%, 65.9%)
CIE-LAB	lab(16.43, 11.40, -32.17)
CIE-LCH	lch(16.43, 34.13, 289.51°)
OKLab	oklab(28.35% -0.0107 -0.0926)
OKLCH	oklch(28.35% 0.093 263.4)
XYZ	xyz(2.6265, 2.1842, 9.2981)
Luminance	0.0219 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102657 #574110

analogous

#104A57 #102657 #1D1057

triadic

#102657 #571026 #265710

tetradic

#102657 #57104A #574110 #10571D

square

#102657 #57104A #574110 #10571D

split-complementary

#102657 #571D10 #4A5710

monochromatic

#050B1A #060F23 #102657 #1A3D8B #2353BE

Accessibility & contrast

On white

14.61

#102657 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#102657 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102657

14.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102657	#FFFFFF	#000000	##FFFFFF
##102657	1.00	14.61	1.44	14.61
#FFFFFF	14.61	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#052C59

Deuteranopia (green-blind)

#002656

Tritanopia (blue-blind)

#00323A

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #102657;
/* rgb */ color: rgb(16, 38, 87);
/* oklch */ color: oklch(28.4% 0.093 263.4);

Tailwind

colors: {
  custom: {
    50: '#5a5f87',
    500: '#102657',
    950: '#000000',
  },
}

SCSS

$custom: #102657;
$custom-light: #5a5f87;
$custom-dark: #000000;

JSON

{
  "hex": "#102657",
  "rgb": {
    "r": 16,
    "g": 38,
    "b": 87
  },
  "hsl": {
    "h": 221.408,
    "s": 68.932,
    "l": 20.196
  },
  "oklch": {
    "l": 0.28351,
    "c": 0.0932,
    "h": 263.4
  },
  "luminance": 0.02185
}

Semantic roles & 50–950 ramp

primary

#102657

secondary

#907332

accent

#B53CEC

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04040B

muted

#79797C

Preview Lab

Preview with #102657

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

Preview Lab → · Contrast checker → · Palette generator →