#2D39B8#2D39B8

#2D39B8 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.7% C 0.197 H 270.8°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#2D39B8
RGB	rgb(45, 57, 184)
HSL	hsl(235, 61%, 45%)
HSV	hsv(235, 76%, 72%)
CMYK	cmyk(75.5%, 69%, 0%, 27.8%)
CIE-LAB	lab(31.68, 39.58, -67.96)
CIE-LCH	lch(31.68, 78.65, 300.21°)
OKLab	oklab(42.72% 0.0026 -0.1967)
OKLCH	oklch(42.72% 0.197 270.8)
XYZ	xyz(11.1941, 6.9436, 46.0884)
Luminance	0.0694 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D39B8 #B8AC2D

analogous

#2D7FB8 #2D39B8 #662DB8

triadic

#2D39B8 #B82D39 #39B82D

tetradic

#2D39B8 #B82D7F #B8AC2D #2DB866

square

#2D39B8 #B82D7F #B8AC2D #2DB866

split-complementary

#2D39B8 #B8662D #7FB82D

monochromatic

#151B56 #212A87 #2D39B8 #4E5AD4 #8088E0

Accessibility & contrast

On white

8.79

#2D39B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#2D39B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D39B8

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D39B8	#FFFFFF	#000000	##FFFFFF
##2D39B8	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BC

Deuteranopia (green-blind)

#0044B6

Tritanopia (blue-blind)

#005C74

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2d39b8;
/* rgb */ color: rgb(45, 57, 184);
/* oklch */ color: oklch(42.7% 0.197 270.8);

Tailwind

colors: {
  custom: {
    50: '#7c70ce',
    500: '#2d39b8',
    950: '#000000',
  },
}

SCSS

$custom: #2d39b8;
$custom-light: #7c70ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2d39b8",
  "rgb": {
    "r": 45,
    "g": 57,
    "b": 184
  },
  "hsl": {
    "h": 234.82,
    "s": 60.699,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42721,
    "c": 0.1967,
    "h": 270.8
  },
  "luminance": 0.06945
}

Semantic roles & 50–950 ramp

primary

#2D39B8

secondary

#C9C278

accent

#D644E4

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0714

muted

#7C7A82

Preview Lab

Preview with #2D39B8

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

Preview Lab → · Contrast checker → · Palette generator →