#231590#231590

#231590 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.8% C 0.184 H 274.3°. Best body text is #FFFFFF at 13.28:1 contrast (WCAG AA passes).

Color values

HEX	#231590
RGB	rgb(35, 21, 144)
HSL	hsl(247, 75%, 32%)
HSV	hsv(247, 85%, 56%)
CMYK	cmyk(75.7%, 85.4%, 0%, 43.5%)
CIE-LAB	lab(19.67, 45.28, -63.57)
CIE-LCH	lch(19.67, 78.05, 305.46°)
OKLab	oklab(32.77% 0.0139 -0.1838)
OKLCH	oklch(32.77% 0.184 274.3)
XYZ	xyz(5.9937, 2.9067, 26.6253)
Luminance	0.0291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231590 #829015

analogous

#154590 #231590 #601590

triadic

#231590 #902315 #159023

tetradic

#231590 #901545 #829015 #159060

square

#231590 #901545 #829015 #159060

split-complementary

#231590 #906015 #459015

monochromatic

#090525 #160D5B #231590 #301DC5 #503DE3

Accessibility & contrast

On white

13.28

#231590 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#231590 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231590

13.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231590	#FFFFFF	#000000	##FFFFFF
##231590	1.00	13.28	1.58	13.28
#FFFFFF	13.28	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003593

Deuteranopia (green-blind)

#002A8E

Tritanopia (blue-blind)

#003D55

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #231590;
/* rgb */ color: rgb(35, 21, 144);
/* oklch */ color: oklch(32.8% 0.184 274.3);

Tailwind

colors: {
  custom: {
    50: '#7257b2',
    500: '#231590',
    950: '#000000',
  },
}

SCSS

$custom: #231590;
$custom-light: #7257b2;
$custom-dark: #000000;

JSON

{
  "hex": "#231590",
  "rgb": {
    "r": 35,
    "g": 21,
    "b": 144
  },
  "hsl": {
    "h": 246.829,
    "s": 74.545,
    "l": 32.353
  },
  "oklch": {
    "l": 0.32774,
    "c": 0.18433,
    "h": 274.3
  },
  "luminance": 0.02907
}

Semantic roles & 50–950 ramp

primary

#231590

secondary

#B3C23E

accent

#F137DC

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #231590

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

Preview Lab → · Contrast checker → · Palette generator →