#2B587C#2B587C

#2B587C is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.5% C 0.077 H 245.0°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#2B587C
RGB	rgb(43, 88, 124)
HSL	hsl(207, 49%, 33%)
HSV	hsv(207, 65%, 49%)
CMYK	cmyk(65.3%, 29%, 0%, 51.4%)
CIE-LAB	lab(35.88, -3.40, -24.92)
CIE-LCH	lch(35.88, 25.15, 262.24°)
OKLab	oklab(44.54% -0.0328 -0.0702)
OKLCH	oklch(44.54% 0.077 245)
XYZ	xyz(8.1227, 8.9475, 20.3638)
Luminance	0.0895 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B587C #7C4F2B

analogous

#2B7C78 #2B587C #2B2F7C

triadic

#2B587C #7C2B58 #587C2B

tetradic

#2B587C #782B7C #7C4F2B #2F7C2B

square

#2B587C #782B7C #7C4F2B #2F7C2B

split-complementary

#2B587C #7C2B2F #7C782B

monochromatic

#0B1821 #1B384F #2B587C #3B78A9 #5B97C6

Accessibility & contrast

On white

7.53

#2B587C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#2B587C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B587C

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B587C	#FFFFFF	#000000	##FFFFFF
##2B587C	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)

#48597E

Deuteranopia (green-blind)

#3D517B

Tritanopia (blue-blind)

#006165

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2b587c;
/* rgb */ color: rgb(43, 88, 124);
/* oklch */ color: oklch(44.5% 0.077 245.0);

Tailwind

colors: {
  custom: {
    50: '#6d87a2',
    500: '#2b587c',
    950: '#000000',
  },
}

SCSS

$custom: #2b587c;
$custom-light: #6d87a2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b587c",
  "rgb": {
    "r": 43,
    "g": 88,
    "b": 124
  },
  "hsl": {
    "h": 206.667,
    "s": 48.503,
    "l": 32.745
  },
  "oklch": {
    "l": 0.44544,
    "c": 0.07746,
    "h": 245
  },
  "luminance": 0.08948
}

Semantic roles & 50–950 ramp

primary

#2B587C

secondary

#AC7D57

accent

#8C50D8

background

#F6F8F9

surface

#ECEFF2

border

#C7CACC

text

#070B0F

muted

#7A7C7E

Preview Lab

Preview with #2B587C

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

Preview Lab → · Contrast checker → · Palette generator →