#10252F#10252F

#10252F is a dark, muted cyan. Relative luminance 0.016; OKLCH L 25.2% C 0.033 H 230.6°. Best body text is #FFFFFF at 15.82:1 contrast (WCAG AA passes).

Color values

HEX	#10252F
RGB	rgb(16, 37, 47)
HSL	hsl(199, 49%, 12%)
HSV	hsv(199, 66%, 18%)
CMYK	cmyk(66%, 21.3%, 0%, 81.6%)
CIE-LAB	lab(13.46, -4.77, -9.15)
CIE-LCH	lch(13.46, 10.32, 242.45°)
OKLab	oklab(25.2% -0.0209 -0.0255)
OKLCH	oklch(25.2% 0.033 230.6)
XYZ	xyz(1.3882, 1.6384, 2.9319)
Luminance	0.0164 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10252F #2F1A10

analogous

#102F2A #10252F #10162F

triadic

#10252F #2F1025 #252F10

tetradic

#10252F #2A102F #2F1A10 #162F10

square

#10252F #2A102F #2F1A10 #162F10

split-complementary

#10252F #2F1016 #2F2A10

monochromatic

#081217 #081217 #10252F #20495D #2F6D8A

Accessibility & contrast

On white

15.82

#10252F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#10252F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10252F

15.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10252F	#FFFFFF	#000000	##FFFFFF
##10252F	1.00	15.82	1.33	15.82
#FFFFFF	15.82	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#202430

Deuteranopia (green-blind)

#1C212F

Tritanopia (blue-blind)

#002828

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #10252f;
/* rgb */ color: rgb(16, 37, 47);
/* oklch */ color: oklch(25.2% 0.033 230.6);

Tailwind

colors: {
  custom: {
    50: '#515f67',
    500: '#10252f',
    950: '#000000',
  },
}

SCSS

$custom: #10252f;
$custom-light: #515f67;
$custom-dark: #000000;

JSON

{
  "hex": "#10252f",
  "rgb": {
    "r": 16,
    "g": 37,
    "b": 47
  },
  "hsl": {
    "h": 199.355,
    "s": 49.206,
    "l": 12.353
  },
  "oklch": {
    "l": 0.252,
    "c": 0.03293,
    "h": 230.6
  },
  "luminance": 0.01639
}

Semantic roles & 50–950 ramp

primary

#10252F

secondary

#684433

accent

#7B4FD9

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020406

muted

#78797A

Preview Lab

Preview with #10252F

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

Preview Lab → · Contrast checker → · Palette generator →