#10253F#10253F

#10253F is a dark, muted cyan. Relative luminance 0.018; OKLCH L 26.2% C 0.056 H 254.9°. Best body text is #FFFFFF at 15.46:1 contrast (WCAG AA passes).

Color values

HEX	#10253F
RGB	rgb(16, 37, 63)
HSL	hsl(213, 59%, 15%)
HSV	hsv(213, 75%, 25%)
CMYK	cmyk(74.6%, 41.3%, 0%, 75.3%)
CIE-LAB	lab(14.36, 1.74, -19.06)
CIE-LCH	lch(14.36, 19.14, 275.22°)
OKLab	oklab(26.2% -0.0146 -0.0541)
OKLCH	oklch(26.2% 0.056 254.9)
XYZ	xyz(1.7721, 1.7920, 4.9542)
Luminance	0.0179 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10253F #3F2A10

analogous

#103C3F #10253F #12103F

triadic

#10253F #3F1025 #253F10

tetradic

#10253F #3F103C #3F2A10 #103F12

square

#10253F #3F103C #3F2A10 #103F12

split-complementary

#10253F #3F1210 #3C3F10

monochromatic

#060E18 #060E18 #10253F #1C4270 #295EA1

Accessibility & contrast

On white

15.46

#10253F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#10253F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10253F

15.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10253F	#FFFFFF	#000000	##FFFFFF
##10253F	1.00	15.46	1.36	15.46
#FFFFFF	15.46	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A2740

Deuteranopia (green-blind)

#13223E

Tritanopia (blue-blind)

#002B2F

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #10253f;
/* rgb */ color: rgb(16, 37, 63);
/* oklch */ color: oklch(26.2% 0.056 254.9);

Tailwind

colors: {
  custom: {
    50: '#545f74',
    500: '#10253f',
    950: '#000000',
  },
}

SCSS

$custom: #10253f;
$custom-light: #545f74;
$custom-dark: #000000;

JSON

{
  "hex": "#10253f",
  "rgb": {
    "r": 16,
    "g": 37,
    "b": 63
  },
  "hsl": {
    "h": 213.191,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.26198,
    "c": 0.05606,
    "h": 254.9
  },
  "luminance": 0.01792
}

Semantic roles & 50–950 ramp

primary

#10253F

secondary

#795932

accent

#9C45E3

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #10253F

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

Preview Lab → · Contrast checker → · Palette generator →