#232BB1#232BB1

#232BB1 is a dark, highly saturated blue. Relative luminance 0.053; OKLCH L 39.3% C 0.205 H 269.8°. Best body text is #FFFFFF at 10.23:1 contrast (WCAG AA passes).

Color values

HEX	#232BB1
RGB	rgb(35, 43, 177)
HSL	hsl(237, 67%, 42%)
HSV	hsv(237, 80%, 69%)
CMYK	cmyk(80.2%, 75.7%, 0%, 30.6%)
CIE-LAB	lab(27.46, 44.64, -70.78)
CIE-LCH	lch(27.46, 83.68, 302.24°)
OKLab	oklab(39.35% -0.0006 -0.205)
OKLCH	oklch(39.35% 0.205 269.8)
XYZ	xyz(9.4901, 5.2583, 42.1012)
Luminance	0.0526 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#232BB1 #B1A923

analogous

#2372B1 #232BB1 #6223B1

triadic

#232BB1 #B1232B #2BB123

tetradic

#232BB1 #B12372 #B1A923 #23B162

square

#232BB1 #B12372 #B1A923 #23B162

split-complementary

#232BB1 #B16223 #72B123

monochromatic

#0F124B #191F7E #232BB1 #3942D8 #6C73E2

Accessibility & contrast

On white

10.23

#232BB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#232BB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #232BB1

10.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##232BB1	#FFFFFF	#000000	##FFFFFF
##232BB1	1.00	10.23	2.05	10.23
#FFFFFF	10.23	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B5

Deuteranopia (green-blind)

#003AAF

Tritanopia (blue-blind)

#00536C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #232bb1;
/* rgb */ color: rgb(35, 43, 177);
/* oklch */ color: oklch(39.3% 0.205 269.8);

Tailwind

colors: {
  custom: {
    50: '#7866ca',
    500: '#232bb1',
    950: '#000000',
  },
}

SCSS

$custom: #232bb1;
$custom-light: #7866ca;
$custom-dark: #000000;

JSON

{
  "hex": "#232bb1",
  "rgb": {
    "r": 35,
    "g": 43,
    "b": 177
  },
  "hsl": {
    "h": 236.62,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.39345,
    "c": 0.20502,
    "h": 269.8
  },
  "luminance": 0.05259
}

Semantic roles & 50–950 ramp

primary

#232BB1

secondary

#C8C368

accent

#E03EEA

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #232BB1

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

Preview Lab → · Contrast checker → · Palette generator →