#2B3C85#2B3C85

#2B3C85 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.6% C 0.124 H 269.8°. Best body text is #FFFFFF at 10.06:1 contrast (WCAG AA passes).

Color values

HEX	#2B3C85
RGB	rgb(43, 60, 133)
HSL	hsl(229, 51%, 35%)
HSV	hsv(229, 68%, 52%)
CMYK	cmyk(67.7%, 54.9%, 0%, 47.8%)
CIE-LAB	lab(27.95, 18.59, -43.12)
CIE-LCH	lch(27.95, 46.96, 293.32°)
OKLab	oklab(38.59% -0.0004 -0.1238)
OKLCH	oklch(38.59% 0.124 269.8)
XYZ	xyz(6.8443, 5.4381, 22.8747)
Luminance	0.0544 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3C85 #85742B

analogous

#2B6985 #2B3C85 #472B85

triadic

#2B3C85 #852B3C #3C852B

tetradic

#2B3C85 #852B69 #85742B #2B8547

square

#2B3C85 #852B69 #85742B #2B8547

split-complementary

#2B3C85 #85472B #69852B

monochromatic

#0D1229 #1C2757 #2B3C85 #3A51B3 #5F74CB

Accessibility & contrast

On white

10.06

#2B3C85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#2B3C85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3C85

10.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3C85	#FFFFFF	#000000	##FFFFFF
##2B3C85	1.00	10.06	2.09	10.06
#FFFFFF	10.06	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B4688

Deuteranopia (green-blind)

#003E84

Tritanopia (blue-blind)

#004D5A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2b3c85;
/* rgb */ color: rgb(43, 60, 133);
/* oklch */ color: oklch(38.6% 0.124 269.8);

Tailwind

colors: {
  custom: {
    50: '#6f71a9',
    500: '#2b3c85',
    950: '#000000',
  },
}

SCSS

$custom: #2b3c85;
$custom-light: #6f71a9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3c85",
  "rgb": {
    "r": 43,
    "g": 60,
    "b": 133
  },
  "hsl": {
    "h": 228.667,
    "s": 51.136,
    "l": 34.51
  },
  "oklch": {
    "l": 0.38585,
    "c": 0.12385,
    "h": 269.8
  },
  "luminance": 0.05439
}

Semantic roles & 50–950 ramp

primary

#2B3C85

secondary

#B1A15B

accent

#C04DDB

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2B3C85

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

Preview Lab → · Contrast checker → · Palette generator →