#2D31AF#2D31AF

#2D31AF is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.5% C 0.194 H 272.3°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#2D31AF
RGB	rgb(45, 49, 175)
HSL	hsl(238, 59%, 43%)
HSV	hsv(238, 74%, 69%)
CMYK	cmyk(74.3%, 72%, 0%, 31.4%)
CIE-LAB	lab(29.03, 41.30, -66.97)
CIE-LCH	lch(29.03, 78.68, 301.66°)
OKLab	oklab(40.55% 0.008 -0.1938)
OKLCH	oklch(40.55% 0.194 272.3)
XYZ	xyz(9.9158, 5.8486, 41.1554)
Luminance	0.0585 (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

#2D31AF #AFAB2D

analogous

#2D72AF #2D31AF #6A2DAF

triadic

#2D31AF #AF2D31 #31AF2D

tetradic

#2D31AF #AF2D72 #AFAB2D #2DAF6A

square

#2D31AF #AF2D72 #AFAB2D #2DAF6A

split-complementary

#2D31AF #AF6A2D #72AF2D

monochromatic

#14164E #20237E #2D31AF #494DD0 #7A7DDD

Accessibility & contrast

On white

9.68

#2D31AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#2D31AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D31AF

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D31AF	#FFFFFF	#000000	##FFFFFF
##2D31AF	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB3

Deuteranopia (green-blind)

#003EAD

Tritanopia (blue-blind)

#00556D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2d31af;
/* rgb */ color: rgb(45, 49, 175);
/* oklch */ color: oklch(40.5% 0.194 272.3);

Tailwind

colors: {
  custom: {
    50: '#7b6ac8',
    500: '#2d31af',
    950: '#000000',
  },
}

SCSS

$custom: #2d31af;
$custom-light: #7b6ac8;
$custom-dark: #000000;

JSON

{
  "hex": "#2d31af",
  "rgb": {
    "r": 45,
    "g": 49,
    "b": 175
  },
  "hsl": {
    "h": 238.154,
    "s": 59.091,
    "l": 43.137
  },
  "oklch": {
    "l": 0.40546,
    "c": 0.19395,
    "h": 272.3
  },
  "luminance": 0.0585
}

Semantic roles & 50–950 ramp

primary

#2D31AF

secondary

#C5C273

accent

#DD46E2

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2D31AF

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

Preview Lab → · Contrast checker → · Palette generator →