#2B39A4#2B39A4

#2B39A4 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.7% C 0.171 H 270.7°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#2B39A4
RGB	rgb(43, 57, 164)
HSL	hsl(233, 58%, 41%)
HSV	hsv(233, 74%, 64%)
CMYK	cmyk(73.8%, 65.2%, 0%, 35.7%)
CIE-LAB	lab(29.71, 32.19, -59.24)
CIE-LCH	lch(29.71, 67.42, 298.52°)
OKLab	oklab(40.69% 0.0022 -0.1712)
OKLCH	oklch(40.69% 0.171 270.7)
XYZ	xyz(9.1579, 6.1192, 35.8133)
Luminance	0.0612 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B39A4 #A4962B

analogous

#2B75A4 #2B39A4 #592BA4

triadic

#2B39A4 #A42B39 #39A42B

tetradic

#2B39A4 #A42B75 #A4962B #2BA459

square

#2B39A4 #A42B75 #A4962B #2BA459

split-complementary

#2B39A4 #A4592B #75A42B

monochromatic

#121743 #1E2874 #2B39A4 #3F50CD #707CD9

Accessibility & contrast

On white

9.44

#2B39A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#2B39A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B39A4

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B39A4	#FFFFFF	#000000	##FFFFFF
##2B39A4	1.00	9.44	2.22	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA7

Deuteranopia (green-blind)

#0040A2

Tritanopia (blue-blind)

#005569

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #2b39a4;
/* rgb */ color: rgb(43, 57, 164);
/* oklch */ color: oklch(40.7% 0.171 270.7);

Tailwind

colors: {
  custom: {
    50: '#776fc0',
    500: '#2b39a4',
    950: '#000000',
  },
}

SCSS

$custom: #2b39a4;
$custom-light: #776fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b39a4",
  "rgb": {
    "r": 43,
    "g": 57,
    "b": 164
  },
  "hsl": {
    "h": 233.058,
    "s": 58.454,
    "l": 40.588
  },
  "oklch": {
    "l": 0.40693,
    "c": 0.17125,
    "h": 270.7
  },
  "luminance": 0.0612
}

Semantic roles & 50–950 ramp

primary

#2B39A4

secondary

#C1B76A

accent

#D046E2

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2B39A4

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

Preview Lab → · Contrast checker → · Palette generator →