#2D3A88#2D3A88

#2D3A88 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.5% C 0.130 H 271.7°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#2D3A88
RGB	rgb(45, 58, 136)
HSL	hsl(231, 50%, 35%)
HSV	hsv(231, 67%, 53%)
CMYK	cmyk(66.9%, 57.4%, 0%, 46.7%)
CIE-LAB	lab(27.74, 21.43, -45.32)
CIE-LCH	lch(27.74, 50.13, 295.31°)
OKLab	oklab(38.53% 0.0039 -0.1303)
OKLCH	oklch(38.53% 0.13 271.7)
XYZ	xyz(7.0377, 5.3609, 23.9517)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3A88 #887B2D

analogous

#2D6788 #2D3A88 #4E2D88

triadic

#2D3A88 #882D3A #3A882D

tetradic

#2D3A88 #882D67 #887B2D #2D884E

square

#2D3A88 #882D67 #887B2D #2D884E

split-complementary

#2D3A88 #884E2D #67882D

monochromatic

#0F132C #1E265A #2D3A88 #3C4EB6 #6473CC

Accessibility & contrast

On white

10.13

#2D3A88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#2D3A88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3A88

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3A88	#FFFFFF	#000000	##FFFFFF
##2D3A88	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00468B

Deuteranopia (green-blind)

#003E86

Tritanopia (blue-blind)

#004D5B

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2d3a88;
/* rgb */ color: rgb(45, 58, 136);
/* oklch */ color: oklch(38.5% 0.130 271.7);

Tailwind

colors: {
  custom: {
    50: '#7170ab',
    500: '#2d3a88',
    950: '#000000',
  },
}

SCSS

$custom: #2d3a88;
$custom-light: #7170ab;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3a88",
  "rgb": {
    "r": 45,
    "g": 58,
    "b": 136
  },
  "hsl": {
    "h": 231.429,
    "s": 50.276,
    "l": 35.49
  },
  "oklch": {
    "l": 0.38532,
    "c": 0.13036,
    "h": 271.7
  },
  "luminance": 0.05362
}

Semantic roles & 50–950 ramp

primary

#2D3A88

secondary

#B2A65F

accent

#C64EDA

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2D3A88

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

Preview Lab → · Contrast checker → · Palette generator →