#2B4E72#2B4E72

#2B4E72 is a dark, moderate cyan. Relative luminance 0.072; OKLCH L 41.5% C 0.073 H 250.6°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#2B4E72
RGB	rgb(43, 78, 114)
HSL	hsl(210, 45%, 31%)
HSV	hsv(210, 62%, 45%)
CMYK	cmyk(62.3%, 31.6%, 0%, 55.3%)
CIE-LAB	lab(32.21, -0.66, -24.47)
CIE-LCH	lch(32.21, 24.47, 268.46°)
OKLab	oklab(41.48% -0.0243 -0.0689)
OKLCH	oklch(41.48% 0.073 250.6)
XYZ	xyz(6.7568, 7.1767, 16.9455)
Luminance	0.0718 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4E72 #724F2B

analogous

#2B7172 #2B4E72 #2C2B72

triadic

#2B4E72 #722B4E #4E722B

tetradic

#2B4E72 #722B71 #724F2B #2B722C

square

#2B4E72 #722B71 #724F2B #2B722C

split-complementary

#2B4E72 #722C2B #71722B

monochromatic

#091119 #1A3046 #2B4E72 #3C6C9E #588BC0

Accessibility & contrast

On white

8.62

#2B4E72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#2B4E72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4E72

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4E72	#FFFFFF	#000000	##FFFFFF
##2B4E72	1.00	8.62	2.44	8.62
#FFFFFF	8.62	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F5074

Deuteranopia (green-blind)

#354971

Tritanopia (blue-blind)

#00565B

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2b4e72;
/* rgb */ color: rgb(43, 78, 114);
/* oklch */ color: oklch(41.5% 0.073 250.6);

Tailwind

colors: {
  custom: {
    50: '#6b7f9a',
    500: '#2b4e72',
    950: '#000000',
  },
}

SCSS

$custom: #2b4e72;
$custom-light: #6b7f9a;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4e72",
  "rgb": {
    "r": 43,
    "g": 78,
    "b": 114
  },
  "hsl": {
    "h": 210.423,
    "s": 45.223,
    "l": 30.784
  },
  "oklch": {
    "l": 0.41484,
    "c": 0.0731,
    "h": 250.6
  },
  "luminance": 0.07177
}

Semantic roles & 50–950 ramp

primary

#2B4E72

secondary

#A47D55

accent

#9553D5

background

#F6F7F9

surface

#ECEEF2

border

#C7C9CC

text

#070A0E

muted

#7A7C7E

Preview Lab

Preview with #2B4E72

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

Preview Lab → · Contrast checker → · Palette generator →