#231E55#231E55

#231E55 is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.7% C 0.096 H 282.2°. Best body text is #FFFFFF at 15.13:1 contrast (WCAG AA passes).

Color values

HEX	#231E55
RGB	rgb(35, 30, 85)
HSL	hsl(245, 48%, 23%)
HSV	hsv(245, 65%, 33%)
CMYK	cmyk(58.8%, 64.7%, 0%, 66.7%)
CIE-LAB	lab(15.18, 19.97, -32.78)
CIE-LCH	lch(15.18, 38.39, 301.35°)
OKLab	oklab(27.7% 0.0204 -0.094)
OKLCH	oklch(27.7% 0.096 282.2)
XYZ	xyz(2.7966, 1.9416, 8.8200)
Luminance	0.0194 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E55 #50551E

analogous

#1E3455 #231E55 #3F1E55

triadic

#231E55 #55231E #1E5523

tetradic

#231E55 #551E34 #50551E #1E553F

square

#231E55 #551E34 #50551E #1E553F

split-complementary

#231E55 #553F1E #34551E

monochromatic

#090817 #100E28 #231E55 #362E82 #483EAF

Accessibility & contrast

On white

15.13

#231E55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#231E55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E55

15.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E55	#FFFFFF	#000000	##FFFFFF
##231E55	1.00	15.13	1.39	15.13
#FFFFFF	15.13	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002857

Deuteranopia (green-blind)

#002454

Tritanopia (blue-blind)

#0D2B36

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #231e55;
/* rgb */ color: rgb(35, 30, 85);
/* oklch */ color: oklch(27.7% 0.096 282.2);

Tailwind

colors: {
  custom: {
    50: '#635a85',
    500: '#231e55',
    950: '#000000',
  },
}

SCSS

$custom: #231e55;
$custom-light: #635a85;
$custom-dark: #000000;

JSON

{
  "hex": "#231e55",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 85
  },
  "hsl": {
    "h": 245.455,
    "s": 47.826,
    "l": 22.549
  },
  "oklch": {
    "l": 0.27701,
    "c": 0.09617,
    "h": 282.2
  },
  "luminance": 0.01942
}

Semantic roles & 50–950 ramp

primary

#231E55

secondary

#848A45

accent

#D750CB

background

#F6F5F8

surface

#EBE9EF

border

#C6C5CA

text

#06030B

muted

#7A787C

Preview Lab

Preview with #231E55

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

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