#2C587B#2C587B

#2C587B is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.5% C 0.076 H 244.7°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#2C587B
RGB	rgb(44, 88, 123)
HSL	hsl(207, 47%, 33%)
HSV	hsv(207, 64%, 48%)
CMYK	cmyk(64.2%, 28.5%, 0%, 51.8%)
CIE-LAB	lab(35.88, -3.55, -24.31)
CIE-LCH	lch(35.88, 24.57, 261.68°)
OKLab	oklab(44.53% -0.0323 -0.0684)
OKLCH	oklch(44.53% 0.076 244.7)
XYZ	xyz(8.1023, 8.9442, 20.0345)
Luminance	0.0895 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C587B #7B4F2C

analogous

#2C7B76 #2C587B #2C317B

triadic

#2C587B #7B2C58 #587B2C

tetradic

#2C587B #762C7B #7B4F2C #317B2C

square

#2C587B #762C7B #7B4F2C #317B2C

split-complementary

#2C587B #7B2C31 #7B762C

monochromatic

#0C1821 #1C384E #2C587B #3C78A8 #5D97C5

Accessibility & contrast

On white

7.53

#2C587B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#2C587B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C587B

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C587B	#FFFFFF	#000000	##FFFFFF
##2C587B	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#49597D

Deuteranopia (green-blind)

#3E517A

Tritanopia (blue-blind)

#006064

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2c587b;
/* rgb */ color: rgb(44, 88, 123);
/* oklch */ color: oklch(44.5% 0.076 244.7);

Tailwind

colors: {
  custom: {
    50: '#6d87a1',
    500: '#2c587b',
    950: '#000000',
  },
}

SCSS

$custom: #2c587b;
$custom-light: #6d87a1;
$custom-dark: #000000;

JSON

{
  "hex": "#2c587b",
  "rgb": {
    "r": 44,
    "g": 88,
    "b": 123
  },
  "hsl": {
    "h": 206.582,
    "s": 47.305,
    "l": 32.745
  },
  "oklch": {
    "l": 0.44534,
    "c": 0.07567,
    "h": 244.7
  },
  "luminance": 0.08945
}

Semantic roles & 50–950 ramp

primary

#2C587B

secondary

#AB7D58

accent

#8C51D7

background

#F6F8F9

surface

#ECEFF2

border

#C7CACC

text

#080B0F

muted

#7B7C7E

Preview Lab

Preview with #2C587B

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

Preview Lab → · Contrast checker → · Palette generator →