#10455F#10455F

#10455F is a dark, moderate cyan. Relative luminance 0.052; OKLCH L 37.0% C 0.069 H 235.0°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#10455F
RGB	rgb(16, 69, 95)
HSL	hsl(200, 71%, 22%)
HSV	hsv(200, 83%, 37%)
CMYK	cmyk(83.2%, 27.4%, 0%, 62.7%)
CIE-LAB	lab(27.28, -6.91, -20.18)
CIE-LCH	lch(27.28, 21.33, 251.10°)
OKLab	oklab(36.99% -0.0398 -0.0569)
OKLCH	oklch(36.99% 0.069 235)
XYZ	xyz(4.4065, 5.1921, 11.5942)
Luminance	0.0519 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10455F #5F2A10

analogous

#105F52 #10455F #101E5F

triadic

#10455F #5F1045 #455F10

tetradic

#10455F #52105F #5F2A10 #1E5F10

square

#10455F #52105F #5F2A10 #1E5F10

split-complementary

#10455F #5F101E #5F5210

monochromatic

#04131A #071F2B #10455F #196B93 #2291C8

Accessibility & contrast

On white

10.30

#10455F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#10455F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10455F

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10455F	#FFFFFF	#000000	##FFFFFF
##10455F	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384560

Deuteranopia (green-blind)

#2E3D5F

Tritanopia (blue-blind)

#004C4E

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #10455f;
/* rgb */ color: rgb(16, 69, 95);
/* oklch */ color: oklch(37.0% 0.069 235.0);

Tailwind

colors: {
  custom: {
    50: '#5c788c',
    500: '#10455f',
    950: '#000000',
  },
}

SCSS

$custom: #10455f;
$custom-light: #5c788c;
$custom-dark: #000000;

JSON

{
  "hex": "#10455f",
  "rgb": {
    "r": 16,
    "g": 69,
    "b": 95
  },
  "hsl": {
    "h": 199.747,
    "s": 71.171,
    "l": 21.765
  },
  "oklch": {
    "l": 0.3699,
    "c": 0.06948,
    "h": 235
  },
  "luminance": 0.05193
}

Semantic roles & 50–950 ramp

primary

#10455F

secondary

#985433

accent

#753AEE

background

#F5F7F8

surface

#E9EDF0

border

#C5C8CB

text

#05090C

muted

#797B7D

Preview Lab

Preview with #10455F

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

Preview Lab → · Contrast checker → · Palette generator →