#2E557B#2E557B

#2E557B is a dark, moderate cyan. Relative luminance 0.085; OKLCH L 43.9% C 0.077 H 249.4°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#2E557B
RGB	rgb(46, 85, 123)
HSL	hsl(210, 46%, 33%)
HSV	hsv(210, 63%, 48%)
CMYK	cmyk(62.6%, 30.9%, 0%, 51.8%)
CIE-LAB	lab(35.02, -1.25, -25.65)
CIE-LCH	lch(35.02, 25.68, 267.22°)
OKLab	oklab(43.88% -0.0271 -0.0723)
OKLCH	oklch(43.88% 0.077 249.4)
XYZ	xyz(7.9491, 8.5072, 19.9582)
Luminance	0.0851 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E557B #7B542E

analogous

#2E7B7A #2E557B #2E2F7B

triadic

#2E557B #7B2E55 #557B2E

tetradic

#2E557B #7A2E7B #7B542E #2F7B2E

square

#2E557B #7A2E7B #7B542E #2F7B2E

split-complementary

#2E557B #7B2E2F #7B7A2E

monochromatic

#0D1722 #1D364E #2E557B #3F74A8 #6092C3

Accessibility & contrast

On white

7.77

#2E557B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#2E557B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E557B

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E557B	#FFFFFF	#000000	##FFFFFF
##2E557B	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45577D

Deuteranopia (green-blind)

#3B4F7A

Tritanopia (blue-blind)

#005E62

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2e557b;
/* rgb */ color: rgb(46, 85, 123);
/* oklch */ color: oklch(43.9% 0.077 249.4);

Tailwind

colors: {
  custom: {
    50: '#6e84a1',
    500: '#2e557b',
    950: '#000000',
  },
}

SCSS

$custom: #2e557b;
$custom-light: #6e84a1;
$custom-dark: #000000;

JSON

{
  "hex": "#2e557b",
  "rgb": {
    "r": 46,
    "g": 85,
    "b": 123
  },
  "hsl": {
    "h": 209.61,
    "s": 45.562,
    "l": 33.137
  },
  "oklch": {
    "l": 0.43882,
    "c": 0.07721,
    "h": 249.4
  },
  "luminance": 0.08508
}

Semantic roles & 50–950 ramp

primary

#2E557B

secondary

#AA825B

accent

#9353D5

background

#F6F8F9

surface

#ECEFF2

border

#C7CACC

text

#080A0F

muted

#7B7C7E

Preview Lab

Preview with #2E557B

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

Preview Lab → · Contrast checker → · Palette generator →