#2B5A79#2B5A79

#2B5A79 is a dark, moderate cyan. Relative luminance 0.092; OKLCH L 44.9% C 0.072 H 240.0°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#2B5A79
RGB	rgb(43, 90, 121)
HSL	hsl(204, 48%, 32%)
HSV	hsv(204, 64%, 47%)
CMYK	cmyk(64.5%, 25.6%, 0%, 52.5%)
CIE-LAB	lab(36.38, -5.71, -22.30)
CIE-LCH	lch(36.38, 23.02, 255.64°)
OKLab	oklab(44.89% -0.0362 -0.0626)
OKLCH	oklch(44.89% 0.072 240)
XYZ	xyz(8.1023, 9.2056, 19.4353)
Luminance	0.0921 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5A79 #794A2B

analogous

#2B7971 #2B5A79 #2B3379

triadic

#2B5A79 #792B5A #5A792B

tetradic

#2B5A79 #712B79 #794A2B #33792B

square

#2B5A79 #712B79 #794A2B #33792B

split-complementary

#2B5A79 #792B33 #79712B

monochromatic

#0B171F #1B384C #2B5A79 #3B7CA6 #5A9AC4

Accessibility & contrast

On white

7.39

#2B5A79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#2B5A79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B5A79

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5A79	#FFFFFF	#000000	##FFFFFF
##2B5A79	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C5A7A

Deuteranopia (green-blind)

#415278

Tritanopia (blue-blind)

#006265

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2b5a79;
/* rgb */ color: rgb(43, 90, 121);
/* oklch */ color: oklch(44.9% 0.072 240.0);

Tailwind

colors: {
  custom: {
    50: '#6d88a0',
    500: '#2b5a79',
    950: '#000000',
  },
}

SCSS

$custom: #2b5a79;
$custom-light: #6d88a0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5a79",
  "rgb": {
    "r": 43,
    "g": 90,
    "b": 121
  },
  "hsl": {
    "h": 203.846,
    "s": 47.561,
    "l": 32.157
  },
  "oklch": {
    "l": 0.44887,
    "c": 0.07231,
    "h": 240
  },
  "luminance": 0.09206
}

Semantic roles & 50–950 ramp

primary

#2B5A79

secondary

#AA7756

accent

#8651D7

background

#F6F8F9

surface

#ECEFF2

border

#C7CACC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #2B5A79

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

Preview Lab → · Contrast checker → · Palette generator →