#08303B#08303B

#08303B is a dark, muted cyan. Relative luminance 0.025; OKLCH L 28.8% C 0.047 H 220.6°. Best body text is #FFFFFF at 14.04:1 contrast (WCAG AA passes).

Color values

HEX	#08303B
RGB	rgb(8, 48, 59)
HSL	hsl(193, 76%, 13%)
HSV	hsv(193, 86%, 23%)
CMYK	cmyk(86.4%, 18.6%, 0%, 76.9%)
CIE-LAB	lab(17.83, -9.04, -10.88)
CIE-LCH	lch(17.83, 14.15, 230.28°)
OKLab	oklab(28.8% -0.0356 -0.0304)
OKLCH	oklch(28.8% 0.047 220.6)
XYZ	xyz(1.9462, 2.4811, 4.5131)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#08303B #3B1308

analogous

#083B2C #08303B #08163B

triadic

#08303B #3B0830 #303B08

tetradic

#08303B #2C083B #3B1308 #163B08

square

#08303B #2C083B #3B1308 #163B08

split-complementary

#08303B #3B0816 #3B2C08

monochromatic

#04161B #04161B #08303B #0F5C71 #1788A7

Accessibility & contrast

On white

14.04

#08303B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#08303B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #08303B

14.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##08303B	#FFFFFF	#000000	##FFFFFF
##08303B	1.00	14.04	1.50	14.04
#FFFFFF	14.04	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292E3C

Deuteranopia (green-blind)

#22293B

Tritanopia (blue-blind)

#003434

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #08303b;
/* rgb */ color: rgb(8, 48, 59);
/* oklch */ color: oklch(28.8% 0.047 220.6);

Tailwind

colors: {
  custom: {
    50: '#516871',
    500: '#08303b',
    950: '#000000',
  },
}

SCSS

$custom: #08303b;
$custom-light: #516871;
$custom-dark: #000000;

JSON

{
  "hex": "#08303b",
  "rgb": {
    "r": 8,
    "g": 48,
    "b": 59
  },
  "hsl": {
    "h": 192.941,
    "s": 76.119,
    "l": 13.137
  },
  "oklch": {
    "l": 0.28799,
    "c": 0.04682,
    "h": 220.6
  },
  "luminance": 0.02481
}

Semantic roles & 50–950 ramp

primary

#08303B

secondary

#7A3725

accent

#5E35F3

background

#F4F6F6

surface

#E7EBEC

border

#C3C6C7

text

#020607

muted

#787A7A

Preview Lab

Preview with #08303B

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

Preview Lab → · Contrast checker → · Palette generator →