#23256D#23256D

#23256D is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.3% C 0.122 H 275.5°. Best body text is #FFFFFF at 13.49:1 contrast (WCAG AA passes).

Color values

HEX	#23256D
RGB	rgb(35, 37, 109)
HSL	hsl(238, 51%, 28%)
HSV	hsv(238, 68%, 43%)
CMYK	cmyk(67.9%, 66.1%, 0%, 57.3%)
CIE-LAB	lab(19.16, 24.01, -42.18)
CIE-LCH	lch(19.16, 48.54, 299.65°)
OKLab	oklab(31.29% 0.0118 -0.1216)
OKLCH	oklch(31.29% 0.122 275.5)
XYZ	xyz(4.1141, 2.7842, 14.7856)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23256D #6D6B23

analogous

#234A6D #23256D #46236D

triadic

#23256D #6D2325 #256D23

tetradic

#23256D #6D234A #6D6B23 #236D46

square

#23256D #6D234A #6D6B23 #236D46

split-complementary

#23256D #6D4623 #4A6D23

monochromatic

#070817 #14153F #23256D #32359B #474AC4

Accessibility & contrast

On white

13.49

#23256D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#23256D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23256D

13.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23256D	#FFFFFF	#000000	##FFFFFF
##23256D	1.00	13.49	1.56	13.49
#FFFFFF	13.49	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00326F

Deuteranopia (green-blind)

#002B6C

Tritanopia (blue-blind)

#003745

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #23256d;
/* rgb */ color: rgb(35, 37, 109);
/* oklch */ color: oklch(31.3% 0.122 275.5);

Tailwind

colors: {
  custom: {
    50: '#685f98',
    500: '#23256d',
    950: '#000000',
  },
}

SCSS

$custom: #23256d;
$custom-light: #685f98;
$custom-dark: #000000;

JSON

{
  "hex": "#23256d",
  "rgb": {
    "r": 35,
    "g": 37,
    "b": 109
  },
  "hsl": {
    "h": 238.378,
    "s": 51.389,
    "l": 28.235
  },
  "oklch": {
    "l": 0.31286,
    "c": 0.12214,
    "h": 275.5
  },
  "luminance": 0.02785
}

Semantic roles & 50–950 ramp

primary

#23256D

secondary

#A09E4B

accent

#D74DDB

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #23256D

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

Preview Lab → · Contrast checker → · Palette generator →