#2B4F78#2B4F78

#2B4F78 is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.1% C 0.080 H 253.0°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#2B4F78
RGB	rgb(43, 79, 120)
HSL	hsl(212, 47%, 32%)
HSV	hsv(212, 64%, 47%)
CMYK	cmyk(64.2%, 34.2%, 0%, 52.9%)
CIE-LAB	lab(32.83, 0.88, -27.23)
CIE-LCH	lch(32.83, 27.24, 271.86°)
OKLab	oklab(42.08% -0.0236 -0.077)
OKLCH	oklch(42.08% 0.08 253)
XYZ	xyz(7.1812, 7.4610, 18.8273)
Luminance	0.0746 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4F78 #78542B

analogous

#2B7678 #2B4F78 #2E2B78

triadic

#2B4F78 #782B4F #4F782B

tetradic

#2B4F78 #782B76 #78542B #2B782E

square

#2B4F78 #782B76 #78542B #2B782E

split-complementary

#2B4F78 #782E2B #76782B

monochromatic

#0B141E #1B314B #2B4F78 #3B6DA5 #5A8BC4

Accessibility & contrast

On white

8.43

#2B4F78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#2B4F78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4F78

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4F78	#FFFFFF	#000000	##FFFFFF
##2B4F78	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E517A

Deuteranopia (green-blind)

#334A77

Tritanopia (blue-blind)

#00585E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2b4f78;
/* rgb */ color: rgb(43, 79, 120);
/* oklch */ color: oklch(42.1% 0.080 253.0);

Tailwind

colors: {
  custom: {
    50: '#6c809f',
    500: '#2b4f78',
    950: '#000000',
  },
}

SCSS

$custom: #2b4f78;
$custom-light: #6c809f;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4f78",
  "rgb": {
    "r": 43,
    "g": 79,
    "b": 120
  },
  "hsl": {
    "h": 211.948,
    "s": 47.239,
    "l": 31.961
  },
  "oklch": {
    "l": 0.4208,
    "c": 0.08049,
    "h": 253
  },
  "luminance": 0.07462
}

Semantic roles & 50–950 ramp

primary

#2B4F78

secondary

#AA8255

accent

#9851D7

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#070A0E

muted

#7A7C7E

Preview Lab

Preview with #2B4F78

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

Preview Lab → · Contrast checker → · Palette generator →