#2D39A3#2D39A3

#2D39A3 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.7% C 0.169 H 271.5°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#2D39A3
RGB	rgb(45, 57, 163)
HSL	hsl(234, 57%, 41%)
HSV	hsv(234, 72%, 64%)
CMYK	cmyk(72.4%, 65%, 0%, 36.1%)
CIE-LAB	lab(29.73, 32.07, -58.60)
CIE-LCH	lch(29.73, 66.80, 298.69°)
OKLab	oklab(40.71% 0.0044 -0.1693)
OKLCH	oklch(40.71% 0.169 271.5)
XYZ	xyz(9.1539, 6.1276, 35.3435)
Luminance	0.0613 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D39A3 #A3972D

analogous

#2D74A3 #2D39A3 #5C2DA3

triadic

#2D39A3 #A32D39 #39A32D

tetradic

#2D39A3 #A32D74 #A3972D #2DA35C

square

#2D39A3 #A32D74 #A3972D #2DA35C

split-complementary

#2D39A3 #A35C2D #74A32D

monochromatic

#131743 #202873 #2D39A3 #4250CB #727DD8

Accessibility & contrast

On white

9.44

#2D39A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#2D39A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D39A3

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D39A3	#FFFFFF	#000000	##FFFFFF
##2D39A3	1.00	9.44	2.23	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA6

Deuteranopia (green-blind)

#0041A1

Tritanopia (blue-blind)

#005568

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2d39a3;
/* rgb */ color: rgb(45, 57, 163);
/* oklch */ color: oklch(40.7% 0.169 271.5);

Tailwind

colors: {
  custom: {
    50: '#776fbf',
    500: '#2d39a3',
    950: '#000000',
  },
}

SCSS

$custom: #2d39a3;
$custom-light: #776fbf;
$custom-dark: #000000;

JSON

{
  "hex": "#2d39a3",
  "rgb": {
    "r": 45,
    "g": 57,
    "b": 163
  },
  "hsl": {
    "h": 233.898,
    "s": 56.731,
    "l": 40.784
  },
  "oklch": {
    "l": 0.4071,
    "c": 0.16937,
    "h": 271.5
  },
  "luminance": 0.06128
}

Semantic roles & 50–950 ramp

primary

#2D39A3

secondary

#C0B76C

accent

#D148E0

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2D39A3

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

Preview Lab → · Contrast checker → · Palette generator →