#10233C#10233C

#10233C is a dark, muted cyan. Relative luminance 0.016; OKLCH L 25.4% C 0.054 H 256.0°. Best body text is #FFFFFF at 15.82:1 contrast (WCAG AA passes).

Color values

HEX	#10233C
RGB	rgb(16, 35, 60)
HSL	hsl(214, 58%, 15%)
HSV	hsv(214, 73%, 24%)
CMYK	cmyk(73.3%, 41.7%, 0%, 76.5%)
CIE-LAB	lab(13.46, 1.95, -18.37)
CIE-LCH	lch(13.46, 18.48, 276.06°)
OKLab	oklab(25.44% -0.013 -0.0521)
OKLCH	oklch(25.44% 0.054 256)
XYZ	xyz(1.6300, 1.6383, 4.5044)
Luminance	0.0164 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10233C #3C2910

analogous

#10393C #10233C #13103C

triadic

#10233C #3C1023 #233C10

tetradic

#10233C #3C1039 #3C2910 #103C13

square

#10233C #3C1039 #3C2910 #103C13

split-complementary

#10233C #3C1310 #393C10

monochromatic

#060E18 #060E18 #10233C #1D3F6C #2A5B9D

Accessibility & contrast

On white

15.82

#10233C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#10233C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10233C

15.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10233C	#FFFFFF	#000000	##FFFFFF
##10233C	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)

#18253D

Deuteranopia (green-blind)

#12213B

Tritanopia (blue-blind)

#00292C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #10233c;
/* rgb */ color: rgb(16, 35, 60);
/* oklch */ color: oklch(25.4% 0.054 256.0);

Tailwind

colors: {
  custom: {
    50: '#545d72',
    500: '#10233c',
    950: '#000000',
  },
}

SCSS

$custom: #10233c;
$custom-light: #545d72;
$custom-dark: #000000;

JSON

{
  "hex": "#10233c",
  "rgb": {
    "r": 16,
    "g": 35,
    "b": 60
  },
  "hsl": {
    "h": 214.091,
    "s": 57.895,
    "l": 14.902
  },
  "oklch": {
    "l": 0.25438,
    "c": 0.05374,
    "h": 256
  },
  "luminance": 0.01638
}

Semantic roles & 50–950 ramp

primary

#10233C

secondary

#765932

accent

#9E47E1

background

#F4F5F6

surface

#E8E9EC

border

#C4C5C7

text

#030408

muted

#78797B

Preview Lab

Preview with #10233C

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

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