#0D233D#0D233D

#0D233D is a dark, muted cyan. Relative luminance 0.016; OKLCH L 25.4% C 0.057 H 254.1°. Best body text is #FFFFFF at 15.85:1 contrast (WCAG AA passes).

Color values

HEX	#0D233D
RGB	rgb(13, 35, 61)
HSL	hsl(213, 65%, 15%)
HSV	hsv(213, 79%, 24%)
CMYK	cmyk(78.7%, 42.6%, 0%, 76.1%)
CIE-LAB	lab(13.38, 1.75, -19.22)
CIE-LCH	lch(13.38, 19.30, 275.21°)
OKLab	oklab(25.35% -0.0155 -0.0546)
OKLCH	oklch(25.35% 0.057 254.1)
XYZ	xyz(1.6090, 1.6244, 4.6427)
Luminance	0.0163 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D233D #3D270D

analogous

#0D3B3D #0D233D #0F0D3D

triadic

#0D233D #3D0D23 #233D0D

tetradic

#0D233D #3D0D3B #3D270D #0D3D0F

square

#0D233D #3D0D3B #3D270D #0D3D0F

split-complementary

#0D233D #3D0F0D #3B3D0D

monochromatic

#050E19 #050E19 #0D233D #18406F #235DA2

Accessibility & contrast

On white

15.85

#0D233D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#0D233D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D233D

15.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D233D	#FFFFFF	#000000	##FFFFFF
##0D233D	1.00	15.85	1.33	15.85
#FFFFFF	15.85	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17253E

Deuteranopia (green-blind)

#10203C

Tritanopia (blue-blind)

#00292D

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #0d233d;
/* rgb */ color: rgb(13, 35, 61);
/* oklch */ color: oklch(25.4% 0.057 254.1);

Tailwind

colors: {
  custom: {
    50: '#525d72',
    500: '#0d233d',
    950: '#000000',
  },
}

SCSS

$custom: #0d233d;
$custom-light: #525d72;
$custom-dark: #000000;

JSON

{
  "hex": "#0d233d",
  "rgb": {
    "r": 13,
    "g": 35,
    "b": 61
  },
  "hsl": {
    "h": 212.5,
    "s": 64.865,
    "l": 14.51
  },
  "oklch": {
    "l": 0.25353,
    "c": 0.05681,
    "h": 254.1
  },
  "luminance": 0.01625
}

Semantic roles & 50–950 ramp

primary

#0D233D

secondary

#79562D

accent

#9B40E8

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020408

muted

#78797B

Preview Lab

Preview with #0D233D

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

Preview Lab → · Contrast checker → · Palette generator →