#102F51#102F51

#102F51 is a dark, moderate cyan. Relative luminance 0.027; OKLCH L 30.2% C 0.072 H 253.1°. Best body text is #FFFFFF at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#102F51
RGB	rgb(16, 47, 81)
HSL	hsl(211, 67%, 19%)
HSV	hsv(211, 80%, 32%)
CMYK	cmyk(80.2%, 42%, 0%, 68.2%)
CIE-LAB	lab(18.96, 2.16, -24.08)
CIE-LCH	lch(18.96, 24.17, 275.13°)
OKLab	oklab(30.17% -0.0209 -0.0686)
OKLCH	oklch(30.17% 0.072 253.1)
XYZ	xyz(2.7149, 2.7370, 8.1682)
Luminance	0.0274 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102F51 #513210

analogous

#105051 #102F51 #121051

triadic

#102F51 #51102F #2F5110

tetradic

#102F51 #511050 #513210 #105112

square

#102F51 #511050 #513210 #105112

split-complementary

#102F51 #511210 #505110

monochromatic

#050F1A #06111E #102F51 #1A4D84 #246AB7

Accessibility & contrast

On white

13.57

#102F51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#102F51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102F51

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102F51	#FFFFFF	#000000	##FFFFFF
##102F51	1.00	13.57	1.55	13.57
#FFFFFF	13.57	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F3152

Deuteranopia (green-blind)

#152B50

Tritanopia (blue-blind)

#00373C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #102f51;
/* rgb */ color: rgb(16, 47, 81);
/* oklch */ color: oklch(30.2% 0.072 253.1);

Tailwind

colors: {
  custom: {
    50: '#586782',
    500: '#102f51',
    950: '#000000',
  },
}

SCSS

$custom: #102f51;
$custom-light: #586782;
$custom-dark: #000000;

JSON

{
  "hex": "#102f51",
  "rgb": {
    "r": 16,
    "g": 47,
    "b": 81
  },
  "hsl": {
    "h": 211.385,
    "s": 67.01,
    "l": 19.02
  },
  "oklch": {
    "l": 0.30165,
    "c": 0.07173,
    "h": 253.1
  },
  "luminance": 0.02737
}

Semantic roles & 50–950 ramp

primary

#102F51

secondary

#8B6032

accent

#983EEA

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #102F51

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

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