#102D4E#102D4E

#102D4E is a dark, moderate cyan. Relative luminance 0.025; OKLCH L 29.4% C 0.070 H 253.7°. Best body text is #FFFFFF at 13.93:1 contrast (WCAG AA passes).

Color values

HEX	#102D4E
RGB	rgb(16, 45, 78)
HSL	hsl(212, 66%, 18%)
HSV	hsv(212, 79%, 31%)
CMYK	cmyk(79.5%, 42.3%, 0%, 69.4%)
CIE-LAB	lab(18.08, 2.31, -23.45)
CIE-LCH	lch(18.08, 23.56, 275.63°)
OKLab	oklab(29.42% -0.0196 -0.0668)
OKLCH	oklch(29.42% 0.07 253.7)
XYZ	xyz(2.5267, 2.5367, 7.5627)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#102D4E #4E3110

analogous

#104C4E #102D4E #12104E

triadic

#102D4E #4E102D #2D4E10

tetradic

#102D4E #4E104C #4E3110 #104E12

square

#102D4E #4E104C #4E3110 #104E12

split-complementary

#102D4E #4E1210 #4C4E10

monochromatic

#050F19 #06101B #102D4E #1A4A81 #2568B4

Accessibility & contrast

On white

13.93

#102D4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#102D4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #102D4E

13.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##102D4E	#FFFFFF	#000000	##FFFFFF
##102D4E	1.00	13.93	1.51	13.93
#FFFFFF	13.93	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2F4F

Deuteranopia (green-blind)

#142A4D

Tritanopia (blue-blind)

#003539

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #102d4e;
/* rgb */ color: rgb(16, 45, 78);
/* oklch */ color: oklch(29.4% 0.070 253.7);

Tailwind

colors: {
  custom: {
    50: '#586580',
    500: '#102d4e',
    950: '#000000',
  },
}

SCSS

$custom: #102d4e;
$custom-light: #586580;
$custom-dark: #000000;

JSON

{
  "hex": "#102d4e",
  "rgb": {
    "r": 16,
    "g": 45,
    "b": 78
  },
  "hsl": {
    "h": 211.935,
    "s": 65.957,
    "l": 18.431
  },
  "oklch": {
    "l": 0.2942,
    "c": 0.06961,
    "h": 253.7
  },
  "luminance": 0.02537
}

Semantic roles & 50–950 ramp

primary

#102D4E

secondary

#886032

accent

#993FE9

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04050A

muted

#797A7C

Preview Lab

Preview with #102D4E

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

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