#231D60#231D60

#231D60 is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.5% C 0.114 H 280.4°. Best body text is #FFFFFF at 14.83:1 contrast (WCAG AA passes).

Color values

HEX	#231D60
RGB	rgb(35, 29, 96)
HSL	hsl(245, 54%, 25%)
HSV	hsv(245, 70%, 38%)
CMYK	cmyk(63.5%, 69.8%, 0%, 62.4%)
CIE-LAB	lab(15.90, 24.66, -38.97)
CIE-LCH	lch(15.90, 46.11, 302.33°)
OKLab	oklab(28.54% 0.0205 -0.1122)
OKLCH	oklch(28.54% 0.114 280.4)
XYZ	xyz(3.2432, 2.0804, 11.2947)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231D60 #5A601D

analogous

#1D3960 #231D60 #451D60

triadic

#231D60 #60231D #1D6023

tetradic

#231D60 #601D39 #5A601D #1D6045

square

#231D60 #601D39 #5A601D #1D6045

split-complementary

#231D60 #60451D #39601D

monochromatic

#090718 #120F31 #231D60 #342B8F #4539BE

Accessibility & contrast

On white

14.83

#231D60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#231D60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231D60

14.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231D60	#FFFFFF	#000000	##FFFFFF
##231D60	1.00	14.83	1.42	14.83
#FFFFFF	14.83	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A62

Deuteranopia (green-blind)

#00255F

Tritanopia (blue-blind)

#002E3B

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #231d60;
/* rgb */ color: rgb(35, 29, 96);
/* oklch */ color: oklch(28.5% 0.114 280.4);

Tailwind

colors: {
  custom: {
    50: '#66598e',
    500: '#231d60',
    950: '#000000',
  },
}

SCSS

$custom: #231d60;
$custom-light: #66598e;
$custom-dark: #000000;

JSON

{
  "hex": "#231d60",
  "rgb": {
    "r": 35,
    "g": 29,
    "b": 96
  },
  "hsl": {
    "h": 245.373,
    "s": 53.6,
    "l": 24.51
  },
  "oklch": {
    "l": 0.28539,
    "c": 0.11403,
    "h": 280.4
  },
  "luminance": 0.02081
}

Semantic roles & 50–950 ramp

primary

#231D60

secondary

#8E9544

accent

#DD4BD0

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #231D60

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

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