#2B3E77#2B3E77

#2B3E77 is a dark, moderate blue. Relative luminance 0.053; OKLCH L 38.0% C 0.100 H 267.6°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#2B3E77
RGB	rgb(43, 62, 119)
HSL	hsl(225, 47%, 32%)
HSV	hsv(225, 64%, 47%)
CMYK	cmyk(63.9%, 47.9%, 0%, 53.3%)
CIE-LAB	lab(27.55, 11.91, -34.99)
CIE-LCH	lch(27.55, 36.97, 288.80°)
OKLab	oklab(37.96% -0.0042 -0.0999)
OKLCH	oklch(37.96% 0.1 267.6)
XYZ	xyz(6.0475, 5.2902, 18.1516)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3E77 #77642B

analogous

#2B6477 #2B3E77 #3E2B77

triadic

#2B3E77 #772B3E #3E772B

tetradic

#2B3E77 #772B64 #77642B #2B773E

square

#2B3E77 #772B64 #77642B #2B773E

split-complementary

#2B3E77 #773E2B #64772B

monochromatic

#0B0F1D #1B274A #2B3E77 #3B55A4 #5974C3

Accessibility & contrast

On white

10.20

#2B3E77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#2B3E77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3E77

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3E77	#FFFFFF	#000000	##FFFFFF
##2B3E77	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234579

Deuteranopia (green-blind)

#163E76

Tritanopia (blue-blind)

#004B54

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2b3e77;
/* rgb */ color: rgb(43, 62, 119);
/* oklch */ color: oklch(38.0% 0.100 267.6);

Tailwind

colors: {
  custom: {
    50: '#6c729f',
    500: '#2b3e77',
    950: '#000000',
  },
}

SCSS

$custom: #2b3e77;
$custom-light: #6c729f;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3e77",
  "rgb": {
    "r": 43,
    "g": 62,
    "b": 119
  },
  "hsl": {
    "h": 225,
    "s": 46.914,
    "l": 31.765
  },
  "oklch": {
    "l": 0.37965,
    "c": 0.10001,
    "h": 267.6
  },
  "luminance": 0.05291
}

Semantic roles & 50–950 ramp

primary

#2B3E77

secondary

#A99455

accent

#B551D7

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #2B3E77

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

Preview Lab → · Contrast checker → · Palette generator →