#231489#231489

#231489 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.8% C 0.177 H 275.3°. Best body text is #FFFFFF at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#231489
RGB	rgb(35, 20, 137)
HSL	hsl(248, 75%, 31%)
HSV	hsv(248, 85%, 54%)
CMYK	cmyk(74.5%, 85.4%, 0%, 46.3%)
CIE-LAB	lab(18.64, 43.58, -60.90)
CIE-LCH	lch(18.64, 74.88, 305.59°)
OKLab	oklab(31.82% 0.0163 -0.176)
OKLCH	oklch(31.82% 0.177 275.3)
XYZ	xyz(5.4572, 2.6632, 23.8885)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231489 #7A8914

analogous

#144089 #231489 #5D1489

triadic

#231489 #892314 #148923

tetradic

#231489 #891440 #7A8914 #14895D

square

#231489 #891440 #7A8914 #14895D

split-complementary

#231489 #895D14 #408914

monochromatic

#08041E #150C54 #231489 #311CBE #4C36E2

Accessibility & contrast

On white

13.70

#231489 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#231489 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231489

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231489	#FFFFFF	#000000	##FFFFFF
##231489	1.00	13.70	1.53	13.70
#FFFFFF	13.70	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00328C

Deuteranopia (green-blind)

#002887

Tritanopia (blue-blind)

#003A50

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #231489;
/* rgb */ color: rgb(35, 20, 137);
/* oklch */ color: oklch(31.8% 0.177 275.3);

Tailwind

colors: {
  custom: {
    50: '#7056ad',
    500: '#231489',
    950: '#000000',
  },
}

SCSS

$custom: #231489;
$custom-light: #7056ad;
$custom-dark: #000000;

JSON

{
  "hex": "#231489",
  "rgb": {
    "r": 35,
    "g": 20,
    "b": 137
  },
  "hsl": {
    "h": 247.692,
    "s": 74.522,
    "l": 30.784
  },
  "oklch": {
    "l": 0.31817,
    "c": 0.17679,
    "h": 275.3
  },
  "luminance": 0.02664
}

Semantic roles & 50–950 ramp

primary

#231489

secondary

#ADBD3C

accent

#F137D9

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #231489

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

Preview Lab → · Contrast checker → · Palette generator →