#2F587B#2F587B

#2F587B is a dark, moderate cyan. Relative luminance 0.090; OKLCH L 44.7% C 0.074 H 246.2°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#2F587B
RGB	rgb(47, 88, 123)
HSL	hsl(208, 45%, 33%)
HSV	hsv(208, 62%, 48%)
CMYK	cmyk(61.8%, 28.5%, 0%, 51.8%)
CIE-LAB	lab(36.01, -2.92, -24.09)
CIE-LCH	lch(36.01, 24.27, 263.08°)
OKLab	oklab(44.68% -0.0299 -0.0677)
OKLCH	oklch(44.68% 0.074 246.2)
XYZ	xyz(8.2359, 9.0131, 20.0407)
Luminance	0.0901 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F587B #7B522F

analogous

#2F7B78 #2F587B #2F327B

triadic

#2F587B #7B2F58 #587B2F

tetradic

#2F587B #782F7B #7B522F #327B2F

square

#2F587B #782F7B #7B522F #327B2F

split-complementary

#2F587B #7B2F32 #7B782F

monochromatic

#0D1922 #1E384F #2F587B #4078A7 #6296C3

Accessibility & contrast

On white

7.49

#2F587B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#2F587B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F587B

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F587B	#FFFFFF	#000000	##FFFFFF
##2F587B	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	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: #2f587b;
/* rgb */ color: rgb(47, 88, 123);
/* oklch */ color: oklch(44.7% 0.074 246.2);

Tailwind

colors: {
  custom: {
    50: '#6f87a1',
    500: '#2f587b',
    950: '#000000',
  },
}

SCSS

$custom: #2f587b;
$custom-light: #6f87a1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f587b",
  "rgb": {
    "r": 47,
    "g": 88,
    "b": 123
  },
  "hsl": {
    "h": 207.632,
    "s": 44.706,
    "l": 33.333
  },
  "oklch": {
    "l": 0.44676,
    "c": 0.07403,
    "h": 246.2
  },
  "luminance": 0.09014
}

Semantic roles & 50–950 ramp

primary

#2F587B

secondary

#AA805C

accent

#8F53D4

background

#F6F8F9

surface

#ECEFF2

border

#C7CACC

text

#080B0F

muted

#7B7C7E

Preview Lab

Preview with #2F587B

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

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