#25219B#25219B

#25219B is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.6% C 0.187 H 272.9°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#25219B
RGB	rgb(37, 33, 155)
HSL	hsl(242, 65%, 37%)
HSV	hsv(242, 79%, 61%)
CMYK	cmyk(76.1%, 78.7%, 0%, 39.2%)
CIE-LAB	lab(23.16, 42.98, -64.57)
CIE-LCH	lch(23.16, 77.57, 303.65°)
OKLab	oklab(35.62% 0.0095 -0.1869)
OKLCH	oklch(35.62% 0.187 272.9)
XYZ	xyz(7.2212, 3.8468, 31.3659)
Luminance	0.0385 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25219B #979B21

analogous

#215A9B #25219B #62219B

triadic

#25219B #9B2521 #219B25

tetradic

#25219B #9B215A #979B21 #219B62

square

#25219B #9B215A #979B21 #219B62

split-complementary

#25219B #9B6221 #5A9B21

monochromatic

#0D0C36 #191669 #25219B #312CCD #5F5ADC

Accessibility & contrast

On white

11.87

#25219B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#25219B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25219B

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25219B	#FFFFFF	#000000	##FFFFFF
##25219B	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9E

Deuteranopia (green-blind)

#003199

Tritanopia (blue-blind)

#00465D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #25219b;
/* rgb */ color: rgb(37, 33, 155);
/* oklch */ color: oklch(35.6% 0.187 272.9);

Tailwind

colors: {
  custom: {
    50: '#745fba',
    500: '#25219b',
    950: '#000000',
  },
}

SCSS

$custom: #25219b;
$custom-light: #745fba;
$custom-dark: #000000;

JSON

{
  "hex": "#25219b",
  "rgb": {
    "r": 37,
    "g": 33,
    "b": 155
  },
  "hsl": {
    "h": 241.967,
    "s": 64.894,
    "l": 36.863
  },
  "oklch": {
    "l": 0.35618,
    "c": 0.1871,
    "h": 272.9
  },
  "luminance": 0.03848
}

Semantic roles & 50–950 ramp

primary

#25219B

secondary

#BDC058

accent

#E840E2

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #25219B

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

Preview Lab → · Contrast checker → · Palette generator →