#2B3A85#2B3A85

#2B3A85 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.2% C 0.127 H 270.7°. Best body text is #FFFFFF at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#2B3A85
RGB	rgb(43, 58, 133)
HSL	hsl(230, 51%, 35%)
HSV	hsv(230, 68%, 52%)
CMYK	cmyk(67.7%, 56.4%, 0%, 47.8%)
CIE-LAB	lab(27.39, 19.96, -44.03)
CIE-LCH	lch(27.39, 48.34, 294.38°)
OKLab	oklab(38.16% 0.0016 -0.1265)
OKLCH	oklch(38.16% 0.127 270.7)
XYZ	xyz(6.7415, 5.2325, 22.8405)
Luminance	0.0523 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3A85 #85762B

analogous

#2B6785 #2B3A85 #492B85

triadic

#2B3A85 #852B3A #3A852B

tetradic

#2B3A85 #852B67 #85762B #2B8549

square

#2B3A85 #852B67 #85762B #2B8549

split-complementary

#2B3A85 #85492B #67852B

monochromatic

#0D1229 #1C2657 #2B3A85 #3A4EB3 #5F71CB

Accessibility & contrast

On white

10.26

#2B3A85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#2B3A85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3A85

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3A85	#FFFFFF	#000000	##FFFFFF
##2B3A85	1.00	10.26	2.05	10.26
#FFFFFF	10.26	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#014588

Deuteranopia (green-blind)

#003D83

Tritanopia (blue-blind)

#004C59

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2b3a85;
/* rgb */ color: rgb(43, 58, 133);
/* oklch */ color: oklch(38.2% 0.127 270.7);

Tailwind

colors: {
  custom: {
    50: '#6f6fa9',
    500: '#2b3a85',
    950: '#000000',
  },
}

SCSS

$custom: #2b3a85;
$custom-light: #6f6fa9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3a85",
  "rgb": {
    "r": 43,
    "g": 58,
    "b": 133
  },
  "hsl": {
    "h": 230,
    "s": 51.136,
    "l": 34.51
  },
  "oklch": {
    "l": 0.38163,
    "c": 0.12656,
    "h": 270.7
  },
  "luminance": 0.05233
}

Semantic roles & 50–950 ramp

primary

#2B3A85

secondary

#B1A35B

accent

#C34DDB

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2B3A85

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

Preview Lab → · Contrast checker → · Palette generator →