#10273F#10273F

#10273F is a dark, muted cyan. Relative luminance 0.019; OKLCH L 26.8% C 0.054 H 251.4°. Best body text is #FFFFFF at 15.17:1 contrast (WCAG AA passes).

Color values

HEX	#10273F
RGB	rgb(16, 39, 63)
HSL	hsl(211, 59%, 15%)
HSV	hsv(211, 75%, 25%)
CMYK	cmyk(74.6%, 38.1%, 0%, 75.3%)
CIE-LAB	lab(15.06, 0.28, -17.95)
CIE-LCH	lch(15.06, 17.95, 270.88°)
OKLab	oklab(26.75% -0.0171 -0.0508)
OKLCH	oklch(26.75% 0.054 251.4)
XYZ	xyz(1.8361, 1.9199, 4.9755)
Luminance	0.0192 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10273F #3F2810

analogous

#103E3F #10273F #10103F

triadic

#10273F #3F1027 #273F10

tetradic

#10273F #3F103E #3F2810 #103F10

square

#10273F #3F103E #3F2810 #103F10

split-complementary

#10273F #3F1010 #3E3F10

monochromatic

#060F18 #060F18 #10273F #1C4570 #2963A1

Accessibility & contrast

On white

15.17

#10273F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#10273F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10273F

15.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10273F	#FFFFFF	#000000	##FFFFFF
##10273F	1.00	15.17	1.38	15.17
#FFFFFF	15.17	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D2840

Deuteranopia (green-blind)

#16243F

Tritanopia (blue-blind)

#002D30

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #10273f;
/* rgb */ color: rgb(16, 39, 63);
/* oklch */ color: oklch(26.8% 0.054 251.4);

Tailwind

colors: {
  custom: {
    50: '#546074',
    500: '#10273f',
    950: '#000000',
  },
}

SCSS

$custom: #10273f;
$custom-light: #546074;
$custom-dark: #000000;

JSON

{
  "hex": "#10273f",
  "rgb": {
    "r": 16,
    "g": 39,
    "b": 63
  },
  "hsl": {
    "h": 210.638,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.2675,
    "c": 0.05365,
    "h": 251.4
  },
  "luminance": 0.0192
}

Semantic roles & 50–950 ramp

primary

#10273F

secondary

#795632

accent

#9645E3

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030508

muted

#78797B

Preview Lab

Preview with #10273F

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

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