#102151#102151

#102151 is a dark, moderate blue. Relative luminance 0.018; OKLCH L 26.6% C 0.091 H 265.7°. Best body text is #FFFFFF at 15.46:1 contrast (WCAG AA passes).

Color values

HEX	#102151
RGB	rgb(16, 33, 81)
HSL	hsl(224, 67%, 19%)
HSV	hsv(224, 80%, 32%)
CMYK	cmyk(80.2%, 59.3%, 0%, 68.2%)
CIE-LAB	lab(14.35, 12.56, -31.47)
CIE-LCH	lch(14.35, 33.89, 291.76°)
OKLab	oklab(26.62% -0.0068 -0.0906)
OKLCH	oklch(26.62% 0.091 265.7)
XYZ	xyz(2.2422, 1.7917, 8.0107)
Luminance	0.0179 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102151 #514010

analogous

#104251 #102151 #201051

triadic

#102151 #511021 #215110

tetradic

#102151 #511042 #514010 #105120

square

#102151 #511042 #514010 #105120

split-complementary

#102151 #512010 #425110

monochromatic

#050A1A #060C1E #102151 #1A3684 #244BB7

Accessibility & contrast

On white

15.46

#102151 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#102151 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102151

15.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102151	#FFFFFF	#000000	##FFFFFF
##102151	1.00	15.46	1.36	15.46
#FFFFFF	15.46	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002753

Deuteranopia (green-blind)

#002150

Tritanopia (blue-blind)

#002D35

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #102151;
/* rgb */ color: rgb(16, 33, 81);
/* oklch */ color: oklch(26.6% 0.091 265.7);

Tailwind

colors: {
  custom: {
    50: '#595b82',
    500: '#102151',
    950: '#000000',
  },
}

SCSS

$custom: #102151;
$custom-light: #595b82;
$custom-dark: #000000;

JSON

{
  "hex": "#102151",
  "rgb": {
    "r": 16,
    "g": 33,
    "b": 81
  },
  "hsl": {
    "h": 224.308,
    "s": 67.01,
    "l": 19.02
  },
  "oklch": {
    "l": 0.26623,
    "c": 0.09089,
    "h": 265.7
  },
  "luminance": 0.01792
}

Semantic roles & 50–950 ramp

primary

#102151

secondary

#8B7432

accent

#BD3EEA

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04040A

muted

#79797C

Preview Lab

Preview with #102151

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

Preview Lab → · Contrast checker → · Palette generator →