#23138E#23138E

#23138E is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.3% C 0.183 H 274.7°. Best body text is #FFFFFF at 13.50:1 contrast (WCAG AA passes).

Color values

HEX	#23138E
RGB	rgb(35, 19, 142)
HSL	hsl(248, 76%, 32%)
HSV	hsv(248, 87%, 56%)
CMYK	cmyk(75.4%, 86.6%, 0%, 44.3%)
CIE-LAB	lab(19.12, 45.54, -63.23)
CIE-LCH	lch(19.12, 77.92, 305.76°)
OKLab	oklab(32.33% 0.0151 -0.1828)
OKLCH	oklch(32.33% 0.183 274.7)
XYZ	xyz(5.8069, 2.7755, 25.8156)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23138E #7E8E13

analogous

#13418E #23138E #61138E

triadic

#23138E #8E2313 #138E23

tetradic

#23138E #8E1341 #7E8E13 #138E61

square

#23138E #8E1341 #7E8E13 #138E61

split-complementary

#23138E #8E6113 #418E13

monochromatic

#080522 #160C58 #23138E #301AC4 #4E37E4

Accessibility & contrast

On white

13.50

#23138E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#23138E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23138E

13.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23138E	#FFFFFF	#000000	##FFFFFF
##23138E	1.00	13.50	1.56	13.50
#FFFFFF	13.50	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003491

Deuteranopia (green-blind)

#00298C

Tritanopia (blue-blind)

#003C53

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #23138e;
/* rgb */ color: rgb(35, 19, 142);
/* oklch */ color: oklch(32.3% 0.183 274.7);

Tailwind

colors: {
  custom: {
    50: '#7256b0',
    500: '#23138e',
    950: '#000000',
  },
}

SCSS

$custom: #23138e;
$custom-light: #7256b0;
$custom-dark: #000000;

JSON

{
  "hex": "#23138e",
  "rgb": {
    "r": 35,
    "g": 19,
    "b": 142
  },
  "hsl": {
    "h": 247.805,
    "s": 76.398,
    "l": 31.569
  },
  "oklch": {
    "l": 0.32327,
    "c": 0.1834,
    "h": 274.7
  },
  "luminance": 0.02776
}

Semantic roles & 50–950 ramp

primary

#23138E

secondary

#B0C23B

accent

#F335DA

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #23138E

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

Preview Lab → · Contrast checker → · Palette generator →