#231E41#231E41

#231E41 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.1% C 0.064 H 287.7°. Best body text is #FFFFFF at 15.75:1 contrast (WCAG AA passes).

Color values

HEX	#231E41
RGB	rgb(35, 30, 65)
HSL	hsl(249, 37%, 19%)
HSV	hsv(249, 54%, 25%)
CMYK	cmyk(46.2%, 53.8%, 0%, 74.5%)
CIE-LAB	lab(13.64, 12.81, -21.52)
CIE-LCH	lch(13.64, 25.04, 300.78°)
OKLab	oklab(26.06% 0.0194 -0.0609)
OKLCH	oklch(26.06% 0.064 287.7)
XYZ	xyz(2.1113, 1.6675, 5.2106)
Luminance	0.0167 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E41 #3C411E

analogous

#1E2A41 #231E41 #341E41

triadic

#231E41 #41231E #1E4123

tetradic

#231E41 #411E2A #3C411E #1E4134

square

#231E41 #411E2A #3C411E #1E4134

split-complementary

#231E41 #41341E #2A411E

monochromatic

#0B0A15 #0C0B17 #231E41 #3A316B #504595

Accessibility & contrast

On white

15.75

#231E41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#231E41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E41

15.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E41	#FFFFFF	#000000	##FFFFFF
##231E41	1.00	15.75	1.33	15.75
#FFFFFF	15.75	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#112442

Deuteranopia (green-blind)

#102240

Tritanopia (blue-blind)

#1B252C

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #231e41;
/* rgb */ color: rgb(35, 30, 65);
/* oklch */ color: oklch(26.1% 0.064 287.7);

Tailwind

colors: {
  custom: {
    50: '#605976',
    500: '#231e41',
    950: '#000000',
  },
}

SCSS

$custom: #231e41;
$custom-light: #605976;
$custom-dark: #000000;

JSON

{
  "hex": "#231e41",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 65
  },
  "hsl": {
    "h": 248.571,
    "s": 36.842,
    "l": 18.627
  },
  "oklch": {
    "l": 0.2606,
    "c": 0.0639,
    "h": 287.7
  },
  "luminance": 0.01668
}

Semantic roles & 50–950 ramp

primary

#231E41

secondary

#6F7545

accent

#CD5BBD

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#050308

muted

#79787B

Preview Lab

Preview with #231E41

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

Preview Lab → · Contrast checker → · Palette generator →