#10375F#10375F

#10375F is a dark, moderate cyan. Relative luminance 0.037; OKLCH L 33.3% C 0.083 H 252.3°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#10375F
RGB	rgb(16, 55, 95)
HSL	hsl(210, 71%, 22%)
HSV	hsv(210, 83%, 37%)
CMYK	cmyk(83.2%, 42.1%, 0%, 62.7%)
CIE-LAB	lab(22.54, 2.47, -27.65)
CIE-LCH	lch(22.54, 27.76, 275.11°)
OKLab	oklab(33.26% -0.0253 -0.0789)
OKLCH	oklch(33.26% 0.083 252.3)
XYZ	xyz(3.6447, 3.6683, 11.3402)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10375F #5F3810

analogous

#105F5F #10375F #11105F

triadic

#10375F #5F1037 #375F10

tetradic

#10375F #5F105F #5F3810 #105F11

square

#10375F #5F105F #5F3810 #105F11

split-complementary

#10375F #5F1110 #5F5F10

monochromatic

#040F1A #07192B #10375F #195593 #2274C8

Accessibility & contrast

On white

12.11

#10375F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#10375F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10375F

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10375F	#FFFFFF	#000000	##FFFFFF
##10375F	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#243A61

Deuteranopia (green-blind)

#17335E

Tritanopia (blue-blind)

#004046

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #10375f;
/* rgb */ color: rgb(16, 55, 95);
/* oklch */ color: oklch(33.3% 0.083 252.3);

Tailwind

colors: {
  custom: {
    50: '#5c6d8c',
    500: '#10375f',
    950: '#000000',
  },
}

SCSS

$custom: #10375f;
$custom-light: #5c6d8c;
$custom-dark: #000000;

JSON

{
  "hex": "#10375f",
  "rgb": {
    "r": 16,
    "g": 55,
    "b": 95
  },
  "hsl": {
    "h": 210.38,
    "s": 71.171,
    "l": 21.765
  },
  "oklch": {
    "l": 0.33255,
    "c": 0.08287,
    "h": 252.3
  },
  "luminance": 0.03669
}

Semantic roles & 50–950 ramp

primary

#10375F

secondary

#986633

accent

#953AEE

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #10375F

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

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