#231D6D#231D6D

#231D6D is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.8% C 0.132 H 278.1°. Best body text is #FFFFFF at 14.31:1 contrast (WCAG AA passes).

Color values

HEX	#231D6D
RGB	rgb(35, 29, 109)
HSL	hsl(245, 58%, 27%)
HSV	hsv(245, 73%, 43%)
CMYK	cmyk(67.9%, 73.4%, 0%, 57.3%)
CIE-LAB	lab(17.18, 29.33, -45.42)
CIE-LCH	lch(17.18, 54.07, 302.85°)
OKLab	oklab(29.85% 0.0186 -0.1311)
OKLCH	oklch(29.85% 0.132 278.1)
XYZ	xyz(3.8919, 2.3399, 14.7116)
Luminance	0.0234 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231D6D #676D1D

analogous

#1D3F6D #231D6D #4B1D6D

triadic

#231D6D #6D231D #1D6D23

tetradic

#231D6D #6D1D3F #676D1D #1D6D4B

square

#231D6D #6D1D3F #676D1D #1D6D4B

split-complementary

#231D6D #6D4B1D #3F6D1D

monochromatic

#080618 #13103D #231D6D #332A9D #453ACB

Accessibility & contrast

On white

14.31

#231D6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#231D6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231D6D

14.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231D6D	#FFFFFF	#000000	##FFFFFF
##231D6D	1.00	14.31	1.47	14.31
#FFFFFF	14.31	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D6F

Deuteranopia (green-blind)

#00276C

Tritanopia (blue-blind)

#003342

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #231d6d;
/* rgb */ color: rgb(35, 29, 109);
/* oklch */ color: oklch(29.8% 0.132 278.1);

Tailwind

colors: {
  custom: {
    50: '#695a98',
    500: '#231d6d',
    950: '#000000',
  },
}

SCSS

$custom: #231d6d;
$custom-light: #695a98;
$custom-dark: #000000;

JSON

{
  "hex": "#231d6d",
  "rgb": {
    "r": 35,
    "g": 29,
    "b": 109
  },
  "hsl": {
    "h": 244.5,
    "s": 57.971,
    "l": 27.059
  },
  "oklch": {
    "l": 0.2985,
    "c": 0.1324,
    "h": 278.1
  },
  "luminance": 0.0234
}

Semantic roles & 50–950 ramp

primary

#231D6D

secondary

#9BA244

accent

#E147D6

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #231D6D

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

Preview Lab → · Contrast checker → · Palette generator →