#10375C#10375C

#10375C is a dark, moderate cyan. Relative luminance 0.036; OKLCH L 33.0% C 0.079 H 250.6°. Best body text is #FFFFFF at 12.19:1 contrast (WCAG AA passes).

Color values

HEX	#10375C
RGB	rgb(16, 55, 92)
HSL	hsl(209, 70%, 21%)
HSV	hsv(209, 83%, 36%)
CMYK	cmyk(82.6%, 40.2%, 0%, 63.9%)
CIE-LAB	lab(22.35, 1.20, -25.98)
CIE-LCH	lch(22.35, 26.01, 272.64°)
OKLab	oklab(33.05% -0.0261 -0.074)
OKLCH	oklch(33.05% 0.079 250.6)
XYZ	xyz(3.5109, 3.6148, 10.6358)
Luminance	0.0362 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10375C #5C3510

analogous

#105C5B #10375C #10115C

triadic

#10375C #5C1037 #375C10

tetradic

#10375C #5B105C #5C3510 #115C10

square

#10375C #5B105C #5C3510 #115C10

split-complementary

#10375C #5C1011 #5C5B10

monochromatic

#05101A #071828 #10375C #195690 #2275C4

Accessibility & contrast

On white

12.19

#10375C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#10375C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10375C

12.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10375C	#FFFFFF	#000000	##FFFFFF
##10375C	1.00	12.19	1.72	12.19
#FFFFFF	12.19	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26395E

Deuteranopia (green-blind)

#1A325B

Tritanopia (blue-blind)

#004045

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #10375c;
/* rgb */ color: rgb(16, 55, 92);
/* oklch */ color: oklch(33.0% 0.079 250.6);

Tailwind

colors: {
  custom: {
    50: '#5b6d8a',
    500: '#10375c',
    950: '#000000',
  },
}

SCSS

$custom: #10375c;
$custom-light: #5b6d8a;
$custom-dark: #000000;

JSON

{
  "hex": "#10375c",
  "rgb": {
    "r": 16,
    "g": 55,
    "b": 92
  },
  "hsl": {
    "h": 209.211,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.33047,
    "c": 0.07852,
    "h": 250.6
  },
  "luminance": 0.03615
}

Semantic roles & 50–950 ramp

primary

#10375C

secondary

#956333

accent

#923BED

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04070C

muted

#797A7D

Preview Lab

Preview with #10375C

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

Preview Lab → · Contrast checker → · Palette generator →