#10252D#10252D

#10252D is a dark, muted cyan. Relative luminance 0.016; OKLCH L 25.1% C 0.031 H 225.0°. Best body text is #FFFFFF at 15.85:1 contrast (WCAG AA passes).

Color values

HEX	#10252D
RGB	rgb(16, 37, 45)
HSL	hsl(197, 48%, 12%)
HSV	hsv(197, 64%, 18%)
CMYK	cmyk(64.4%, 17.8%, 0%, 82.4%)
CIE-LAB	lab(13.37, -5.53, -7.86)
CIE-LCH	lch(13.37, 9.61, 234.86°)
OKLab	oklab(25.09% -0.0218 -0.0218)
OKLCH	oklch(25.09% 0.031 225)
XYZ	xyz(1.3487, 1.6226, 2.7242)
Luminance	0.0162 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10252D #2D1810

analogous

#102D27 #10252D #10172D

triadic

#10252D #2D1025 #252D10

tetradic

#10252D #27102D #2D1810 #172D10

square

#10252D #27102D #2D1810 #172D10

split-complementary

#10252D #2D1017 #2D2710

monochromatic

#081317 #081317 #10252D #204A5A #306F87

Accessibility & contrast

On white

15.85

#10252D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#10252D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10252D

15.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10252D	#FFFFFF	#000000	##FFFFFF
##10252D	1.00	15.85	1.32	15.85
#FFFFFF	15.85	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21242D

Deuteranopia (green-blind)

#1C212D

Tritanopia (blue-blind)

#012728

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #10252d;
/* rgb */ color: rgb(16, 37, 45);
/* oklch */ color: oklch(25.1% 0.031 225.0);

Tailwind

colors: {
  custom: {
    50: '#515f65',
    500: '#10252d',
    950: '#000000',
  },
}

SCSS

$custom: #10252d;
$custom-light: #515f65;
$custom-dark: #000000;

JSON

{
  "hex": "#10252d",
  "rgb": {
    "r": 16,
    "g": 37,
    "b": 45
  },
  "hsl": {
    "h": 196.552,
    "s": 47.541,
    "l": 11.961
  },
  "oklch": {
    "l": 0.25093,
    "c": 0.03087,
    "h": 225
  },
  "luminance": 0.01623
}

Semantic roles & 50–950 ramp

primary

#10252D

secondary

#664133

accent

#7651D7

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020405

muted

#78797A

Preview Lab

Preview with #10252D

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

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