#231375#231375

#231375 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.3% C 0.153 H 278.6°. Best body text is #FFFFFF at 14.77:1 contrast (WCAG AA passes).

Color values

HEX	#231375
RGB	rgb(35, 19, 117)
HSL	hsl(250, 72%, 27%)
HSV	hsv(250, 84%, 46%)
CMYK	cmyk(70.1%, 83.8%, 0%, 54.1%)
CIE-LAB	lab(16.04, 37.76, -52.49)
CIE-LCH	lch(16.04, 64.66, 305.74°)
OKLab	oklab(29.31% 0.023 -0.1516)
OKLCH	oklch(29.31% 0.153 278.6)
XYZ	xyz(4.1359, 2.1071, 17.0149)
Luminance	0.0211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231375 #657513

analogous

#133475 #231375 #541375

triadic

#231375 #752313 #137523

tetradic

#231375 #751334 #657513 #137554

square

#231375 #751334 #657513 #137554

split-complementary

#231375 #755413 #347513

monochromatic

#08041A #130A40 #231375 #331CAA #4427DC

Accessibility & contrast

On white

14.77

#231375 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#231375 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231375

14.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231375	#FFFFFF	#000000	##FFFFFF
##231375	1.00	14.77	1.42	14.77
#FFFFFF	14.77	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C78

Deuteranopia (green-blind)

#002473

Tritanopia (blue-blind)

#003144

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #231375;
/* rgb */ color: rgb(35, 19, 117);
/* oklch */ color: oklch(29.3% 0.153 278.6);

Tailwind

colors: {
  custom: {
    50: '#6c549e',
    500: '#231375',
    950: '#000000',
  },
}

SCSS

$custom: #231375;
$custom-light: #6c549e;
$custom-dark: #000000;

JSON

{
  "hex": "#231375",
  "rgb": {
    "r": 35,
    "g": 19,
    "b": 117
  },
  "hsl": {
    "h": 249.796,
    "s": 72.059,
    "l": 26.667
  },
  "oklch": {
    "l": 0.29311,
    "c": 0.15332,
    "h": 278.6
  },
  "luminance": 0.02107
}

Semantic roles & 50–950 ramp

primary

#231375

secondary

#99AB38

accent

#EF39D1

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08030E

muted

#7A787E

Preview Lab

Preview with #231375

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

Preview Lab → · Contrast checker → · Palette generator →