#231E70#231E70

#231E70 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.3% C 0.135 H 277.3°. Best body text is #FFFFFF at 14.08:1 contrast (WCAG AA passes).

Color values

HEX	#231E70
RGB	rgb(35, 30, 112)
HSL	hsl(244, 58%, 28%)
HSV	hsv(244, 73%, 44%)
CMYK	cmyk(68.8%, 73.2%, 0%, 56.1%)
CIE-LAB	lab(17.72, 29.76, -46.49)
CIE-LCH	lch(17.72, 55.20, 302.62°)
OKLab	oklab(30.33% 0.0173 -0.1342)
OKLCH	oklch(30.33% 0.135 277.3)
XYZ	xyz(4.0811, 2.4554, 15.5850)
Luminance	0.0246 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E70 #6B701E

analogous

#1E4270 #231E70 #4C1E70

triadic

#231E70 #70231E #1E7023

tetradic

#231E70 #701E42 #6B701E #1E704C

square

#231E70 #701E42 #6B701E #1E704C

split-complementary

#231E70 #704C1E #42701E

monochromatic

#080618 #141140 #231E70 #322BA0 #463DCB

Accessibility & contrast

On white

14.08

#231E70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#231E70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E70

14.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E70	#FFFFFF	#000000	##FFFFFF
##231E70	1.00	14.08	1.49	14.08
#FFFFFF	14.08	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F72

Deuteranopia (green-blind)

#00286E

Tritanopia (blue-blind)

#003444

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #231e70;
/* rgb */ color: rgb(35, 30, 112);
/* oklch */ color: oklch(30.3% 0.135 277.3);

Tailwind

colors: {
  custom: {
    50: '#695b9a',
    500: '#231e70',
    950: '#000000',
  },
}

SCSS

$custom: #231e70;
$custom-light: #695b9a;
$custom-dark: #000000;

JSON

{
  "hex": "#231e70",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 112
  },
  "hsl": {
    "h": 243.659,
    "s": 57.746,
    "l": 27.843
  },
  "oklch": {
    "l": 0.30329,
    "c": 0.13532,
    "h": 277.3
  },
  "luminance": 0.02456
}

Semantic roles & 50–950 ramp

primary

#231E70

secondary

#9EA446

accent

#E147D8

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #231E70

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

Preview Lab → · Contrast checker → · Palette generator →