#25398E#25398E

#25398E is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.4% C 0.143 H 268.6°. Best body text is #FFFFFF at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#25398E
RGB	rgb(37, 57, 142)
HSL	hsl(229, 59%, 35%)
HSV	hsv(229, 74%, 56%)
CMYK	cmyk(73.9%, 59.9%, 0%, 44.3%)
CIE-LAB	lab(27.50, 23.16, -49.45)
CIE-LCH	lch(27.50, 54.61, 295.10°)
OKLab	oklab(38.38% -0.0034 -0.1426)
OKLCH	oklch(38.38% 0.143 268.6)
XYZ	xyz(7.1069, 5.2718, 26.2290)
Luminance	0.0527 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25398E #8E7A25

analogous

#256E8E #25398E #45258E

triadic

#25398E #8E2539 #398E25

tetradic

#25398E #8E256E #8E7A25 #258E45

square

#25398E #8E256E #8E7A25 #258E45

split-complementary

#25398E #8E4525 #6E8E25

monochromatic

#0C122D #18265D #25398E #324CBF #5A71D4

Accessibility & contrast

On white

10.22

#25398E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#25398E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25398E

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25398E	#FFFFFF	#000000	##FFFFFF
##25398E	1.00	10.22	2.05	10.22
#FFFFFF	10.22	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004691

Deuteranopia (green-blind)

#003C8C

Tritanopia (blue-blind)

#004E5D

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #25398e;
/* rgb */ color: rgb(37, 57, 142);
/* oklch */ color: oklch(38.4% 0.143 268.6);

Tailwind

colors: {
  custom: {
    50: '#6f6fb0',
    500: '#25398e',
    950: '#000000',
  },
}

SCSS

$custom: #25398e;
$custom-light: #6f6fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#25398e",
  "rgb": {
    "r": 37,
    "g": 57,
    "b": 142
  },
  "hsl": {
    "h": 228.571,
    "s": 58.659,
    "l": 35.098
  },
  "oklch": {
    "l": 0.3838,
    "c": 0.14269,
    "h": 268.6
  },
  "luminance": 0.05273
}

Semantic roles & 50–950 ramp

primary

#25398E

secondary

#B9A656

accent

#C446E2

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #25398E

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

Preview Lab → · Contrast checker → · Palette generator →