#30587B#30587B

#30587B is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.7% C 0.073 H 246.7°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#30587B
RGB	rgb(48, 88, 123)
HSL	hsl(208, 44%, 34%)
HSV	hsv(208, 61%, 48%)
CMYK	cmyk(61%, 28.5%, 0%, 51.8%)
CIE-LAB	lab(36.06, -2.71, -24.02)
CIE-LCH	lch(36.06, 24.17, 263.57°)
OKLab	oklab(44.73% -0.029 -0.0675)
OKLCH	oklch(44.73% 0.073 246.7)
XYZ	xyz(8.2825, 9.0371, 20.0429)
Luminance	0.0904 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#30587B #7B5330

analogous

#307B78 #30587B #30327B

triadic

#30587B #7B3058 #587B30

tetradic

#30587B #78307B #7B5330 #327B30

square

#30587B #78307B #7B5330 #327B30

split-complementary

#30587B #7B3032 #7B7830

monochromatic

#0E1923 #1F394F #30587B #4177A7 #6396C2

Accessibility & contrast

On white

7.48

#30587B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#30587B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #30587B

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##30587B	#FFFFFF	#000000	##FFFFFF
##30587B	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#49597D

Deuteranopia (green-blind)

#3F517A

Tritanopia (blue-blind)

#006064

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #30587b;
/* rgb */ color: rgb(48, 88, 123);
/* oklch */ color: oklch(44.7% 0.073 246.7);

Tailwind

colors: {
  custom: {
    50: '#6f87a1',
    500: '#30587b',
    950: '#000000',
  },
}

SCSS

$custom: #30587b;
$custom-light: #6f87a1;
$custom-dark: #000000;

JSON

{
  "hex": "#30587b",
  "rgb": {
    "r": 48,
    "g": 88,
    "b": 123
  },
  "hsl": {
    "h": 208,
    "s": 43.86,
    "l": 33.529
  },
  "oklch": {
    "l": 0.44725,
    "c": 0.07348,
    "h": 246.7
  },
  "luminance": 0.09038
}

Semantic roles & 50–950 ramp

primary

#30587B

secondary

#A9815D

accent

#9054D4

background

#F7F8F9

surface

#EDEFF2

border

#C8CACC

text

#080B0F

muted

#7B7C7E

Preview Lab

Preview with #30587B

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

Preview Lab → · Contrast checker → · Palette generator →