#2D3B89#2D3B89

#2D3B89 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 38.8% C 0.130 H 271.3°. Best body text is #FFFFFF at 10.01:1 contrast (WCAG AA passes).

Color values

HEX	#2D3B89
RGB	rgb(45, 59, 137)
HSL	hsl(231, 51%, 36%)
HSV	hsv(231, 67%, 54%)
CMYK	cmyk(67.2%, 56.9%, 0%, 46.3%)
CIE-LAB	lab(28.09, 21.12, -45.37)
CIE-LCH	lch(28.09, 50.04, 294.96°)
OKLab	oklab(38.82% 0.003 -0.1304)
OKLCH	oklch(38.82% 0.13 271.3)
XYZ	xyz(7.1600, 5.4913, 24.3447)
Luminance	0.0549 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3B89 #897B2D

analogous

#2D6989 #2D3B89 #4D2D89

triadic

#2D3B89 #892D3B #3B892D

tetradic

#2D3B89 #892D69 #897B2D #2D894D

square

#2D3B89 #892D69 #897B2D #2D894D

split-complementary

#2D3B89 #894D2D #69892D

monochromatic

#0F132D #1E275B #2D3B89 #3C4FB7 #6474CC

Accessibility & contrast

On white

10.01

#2D3B89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#2D3B89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3B89

10.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3B89	#FFFFFF	#000000	##FFFFFF
##2D3B89	1.00	10.01	2.10	10.01
#FFFFFF	10.01	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00478C

Deuteranopia (green-blind)

#003E87

Tritanopia (blue-blind)

#004E5C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2d3b89;
/* rgb */ color: rgb(45, 59, 137);
/* oklch */ color: oklch(38.8% 0.130 271.3);

Tailwind

colors: {
  custom: {
    50: '#7170ac',
    500: '#2d3b89',
    950: '#000000',
  },
}

SCSS

$custom: #2d3b89;
$custom-light: #7170ac;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3b89",
  "rgb": {
    "r": 45,
    "g": 59,
    "b": 137
  },
  "hsl": {
    "h": 230.87,
    "s": 50.549,
    "l": 35.686
  },
  "oklch": {
    "l": 0.3882,
    "c": 0.13046,
    "h": 271.3
  },
  "luminance": 0.05492
}

Semantic roles & 50–950 ramp

primary

#2D3B89

secondary

#B3A65F

accent

#C54EDA

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2D3B89

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

Preview Lab → · Contrast checker → · Palette generator →