#2B577A#2B577A

#2B577A is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 44.2% C 0.076 H 244.7°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#2B577A
RGB	rgb(43, 87, 122)
HSL	hsl(207, 48%, 32%)
HSV	hsv(207, 65%, 48%)
CMYK	cmyk(64.8%, 28.7%, 0%, 52.2%)
CIE-LAB	lab(35.47, -3.49, -24.34)
CIE-LCH	lch(35.47, 24.59, 261.84°)
OKLab	oklab(44.18% -0.0323 -0.0685)
OKLCH	oklch(44.18% 0.076 244.7)
XYZ	xyz(7.9160, 8.7344, 19.6773)
Luminance	0.0873 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B577A #7A4E2B

analogous

#2B7A76 #2B577A #2B307A

triadic

#2B577A #7A2B57 #577A2B

tetradic

#2B577A #762B7A #7A4E2B #307A2B

square

#2B577A #762B7A #7A4E2B #307A2B

split-complementary

#2B577A #7A2B30 #7A762B

monochromatic

#0B161F #1B374D #2B577A #3B77A7 #5A96C5

Accessibility & contrast

On white

7.64

#2B577A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#2B577A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B577A

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B577A	#FFFFFF	#000000	##FFFFFF
##2B577A	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48587C

Deuteranopia (green-blind)

#3D5079

Tritanopia (blue-blind)

#005F63

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #2b577a;
/* rgb */ color: rgb(43, 87, 122);
/* oklch */ color: oklch(44.2% 0.076 244.7);

Tailwind

colors: {
  custom: {
    50: '#6d86a0',
    500: '#2b577a',
    950: '#000000',
  },
}

SCSS

$custom: #2b577a;
$custom-light: #6d86a0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b577a",
  "rgb": {
    "r": 43,
    "g": 87,
    "b": 122
  },
  "hsl": {
    "h": 206.582,
    "s": 47.879,
    "l": 32.353
  },
  "oklch": {
    "l": 0.44184,
    "c": 0.07574,
    "h": 244.7
  },
  "luminance": 0.08735
}

Semantic roles & 50–950 ramp

primary

#2B577A

secondary

#AB7C56

accent

#8C50D7

background

#F6F8F9

surface

#ECEFF2

border

#C7CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #2B577A

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

Preview Lab → · Contrast checker → · Palette generator →