#102D57#102D57

#102D57 is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.1% C 0.084 H 258.0°. Best body text is #FFFFFF at 13.68:1 contrast (WCAG AA passes).

Color values

HEX	#102D57
RGB	rgb(16, 45, 87)
HSL	hsl(215, 69%, 20%)
HSV	hsv(215, 82%, 34%)
CMYK	cmyk(81.6%, 48.3%, 0%, 65.9%)
CIE-LAB	lab(18.69, 6.20, -28.52)
CIE-LCH	lch(18.69, 29.18, 282.26°)
OKLab	oklab(30.09% -0.0173 -0.0817)
OKLCH	oklch(30.09% 0.084 258)
XYZ	xyz(2.8717, 2.6747, 9.3799)
Luminance	0.0267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102D57 #573A10

analogous

#105057 #102D57 #161057

triadic

#102D57 #57102D #2D5710

tetradic

#102D57 #571050 #573A10 #105716

square

#102D57 #571050 #573A10 #105716

split-complementary

#102D57 #571610 #505710

monochromatic

#050D1A #061223 #102D57 #1A488B #2362BE

Accessibility & contrast

On white

13.68

#102D57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#102D57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102D57

13.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102D57	#FFFFFF	#000000	##FFFFFF
##102D57	1.00	13.68	1.54	13.68
#FFFFFF	13.68	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183159

Deuteranopia (green-blind)

#092A56

Tritanopia (blue-blind)

#00373D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #102d57;
/* rgb */ color: rgb(16, 45, 87);
/* oklch */ color: oklch(30.1% 0.084 258.0);

Tailwind

colors: {
  custom: {
    50: '#5a6587',
    500: '#102d57',
    950: '#000000',
  },
}

SCSS

$custom: #102d57;
$custom-light: #5a6587;
$custom-dark: #000000;

JSON

{
  "hex": "#102d57",
  "rgb": {
    "r": 16,
    "g": 45,
    "b": 87
  },
  "hsl": {
    "h": 215.493,
    "s": 68.932,
    "l": 20.196
  },
  "oklch": {
    "l": 0.30088,
    "c": 0.08352,
    "h": 258
  },
  "luminance": 0.02675
}

Semantic roles & 50–950 ramp

primary

#102D57

secondary

#906A32

accent

#A43CEC

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04050B

muted

#797A7C

Preview Lab

Preview with #102D57

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

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