#2D3979#2D3979

#2D3979 is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.1% C 0.109 H 272.0°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#2D3979
RGB	rgb(45, 57, 121)
HSL	hsl(231, 46%, 33%)
HSV	hsv(231, 63%, 47%)
CMYK	cmyk(62.8%, 52.9%, 0%, 52.5%)
CIE-LAB	lab(26.34, 16.52, -38.18)
CIE-LCH	lch(26.34, 41.60, 293.39°)
OKLab	oklab(37.13% 0.0039 -0.1093)
OKLCH	oklch(37.13% 0.109 272)
XYZ	xyz(5.9954, 4.8641, 18.7084)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3979 #796D2D

analogous

#2D5F79 #2D3979 #472D79

triadic

#2D3979 #792D39 #39792D

tetradic

#2D3979 #792D5F #796D2D #2D7947

square

#2D3979 #792D5F #796D2D #2D7947

split-complementary

#2D3979 #79472D #5F792D

monochromatic

#0C0F20 #1C244C #2D3979 #3E4EA6 #5D6DC3

Accessibility & contrast

On white

10.64

#2D3979 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2D3979 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3979

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3979	#FFFFFF	#000000	##FFFFFF
##2D3979	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16427B

Deuteranopia (green-blind)

#043B78

Tritanopia (blue-blind)

#004853

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2d3979;
/* rgb */ color: rgb(45, 57, 121);
/* oklch */ color: oklch(37.1% 0.109 272.0);

Tailwind

colors: {
  custom: {
    50: '#6e6fa0',
    500: '#2d3979',
    950: '#000000',
  },
}

SCSS

$custom: #2d3979;
$custom-light: #6e6fa0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3979",
  "rgb": {
    "r": 45,
    "g": 57,
    "b": 121
  },
  "hsl": {
    "h": 230.526,
    "s": 45.783,
    "l": 32.549
  },
  "oklch": {
    "l": 0.37128,
    "c": 0.10938,
    "h": 272
  },
  "luminance": 0.04865
}

Semantic roles & 50–950 ramp

primary

#2D3979

secondary

#A99D58

accent

#C152D5

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#08070F

muted

#7B7A7E

Preview Lab

Preview with #2D3979

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

Preview Lab → · Contrast checker → · Palette generator →