#231C6D#231C6D

#231C6D is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.7% C 0.134 H 278.3°. Best body text is #FFFFFF at 14.40:1 contrast (WCAG AA passes).

Color values

HEX	#231C6D
RGB	rgb(35, 28, 109)
HSL	hsl(245, 59%, 27%)
HSV	hsv(245, 74%, 43%)
CMYK	cmyk(67.9%, 74.3%, 0%, 57.3%)
CIE-LAB	lab(16.95, 29.96, -45.80)
CIE-LCH	lch(16.95, 54.73, 303.19°)
OKLab	oklab(29.69% 0.0193 -0.1322)
OKLCH	oklch(29.69% 0.134 278.3)
XYZ	xyz(3.8678, 2.2916, 14.7035)
Luminance	0.0229 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231C6D #666D1C

analogous

#1C3E6D #231C6D #4C1C6D

triadic

#231C6D #6D231C #1C6D23

tetradic

#231C6D #6D1C3E #666D1C #1C6D4C

square

#231C6D #6D1C3E #666D1C #1C6D4C

split-complementary

#231C6D #6D4C1C #3E6D1C

monochromatic

#080618 #130F3C #231C6D #33299E #4438CC

Accessibility & contrast

On white

14.40

#231C6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#231C6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231C6D

14.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231C6D	#FFFFFF	#000000	##FFFFFF
##231C6D	1.00	14.40	1.46	14.40
#FFFFFF	14.40	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D6F

Deuteranopia (green-blind)

#00266B

Tritanopia (blue-blind)

#003242

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #231c6d;
/* rgb */ color: rgb(35, 28, 109);
/* oklch */ color: oklch(29.7% 0.134 278.3);

Tailwind

colors: {
  custom: {
    50: '#695998',
    500: '#231c6d',
    950: '#000000',
  },
}

SCSS

$custom: #231c6d;
$custom-light: #695998;
$custom-dark: #000000;

JSON

{
  "hex": "#231c6d",
  "rgb": {
    "r": 35,
    "g": 28,
    "b": 109
  },
  "hsl": {
    "h": 245.185,
    "s": 59.124,
    "l": 26.863
  },
  "oklch": {
    "l": 0.29686,
    "c": 0.1336,
    "h": 278.3
  },
  "luminance": 0.02292
}

Semantic roles & 50–950 ramp

primary

#231C6D

secondary

#9AA243

accent

#E245D5

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #231C6D

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

Preview Lab → · Contrast checker → · Palette generator →