#25308F#25308F

#25308F is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.7% C 0.155 H 271.2°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#25308F
RGB	rgb(37, 48, 143)
HSL	hsl(234, 59%, 35%)
HSV	hsv(234, 74%, 56%)
CMYK	cmyk(74.1%, 66.4%, 0%, 43.9%)
CIE-LAB	lab(25.23, 29.62, -53.77)
CIE-LCH	lch(25.23, 61.39, 298.84°)
OKLab	oklab(36.73% 0.0032 -0.1554)
OKLCH	oklch(36.73% 0.155 271.2)
XYZ	xyz(6.7761, 4.4897, 26.4908)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25308F #8F8425

analogous

#25658F #25308F #4F258F

triadic

#25308F #8F2530 #308F25

tetradic

#25308F #8F2565 #8F8425 #258F4F

square

#25308F #8F2565 #8F8425 #258F4F

split-complementary

#25308F #8F4F25 #658F25

monochromatic

#0C0F2E #18205E #25308F #3240C0 #5A67D4

Accessibility & contrast

On white

11.06

#25308F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#25308F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25308F

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25308F	#FFFFFF	#000000	##FFFFFF
##25308F	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004192

Deuteranopia (green-blind)

#00378D

Tritanopia (blue-blind)

#00495B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #25308f;
/* rgb */ color: rgb(37, 48, 143);
/* oklch */ color: oklch(36.7% 0.155 271.2);

Tailwind

colors: {
  custom: {
    50: '#7068b1',
    500: '#25308f',
    950: '#000000',
  },
}

SCSS

$custom: #25308f;
$custom-light: #7068b1;
$custom-dark: #000000;

JSON

{
  "hex": "#25308f",
  "rgb": {
    "r": 37,
    "g": 48,
    "b": 143
  },
  "hsl": {
    "h": 233.774,
    "s": 58.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.36731,
    "c": 0.15545,
    "h": 271.2
  },
  "luminance": 0.0449
}

Semantic roles & 50–950 ramp

primary

#25308F

secondary

#B9AF57

accent

#D246E2

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #25308F

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

Preview Lab → · Contrast checker → · Palette generator →