#25398F#25398F

#25398F is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.5% C 0.144 H 268.6°. Best body text is #FFFFFF at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#25398F
RGB	rgb(37, 57, 143)
HSL	hsl(229, 59%, 35%)
HSV	hsv(229, 74%, 56%)
CMYK	cmyk(74.1%, 60.1%, 0%, 43.9%)
CIE-LAB	lab(27.58, 23.55, -49.93)
CIE-LCH	lch(27.58, 55.21, 295.25°)
OKLab	oklab(38.47% -0.0034 -0.1441)
OKLCH	oklch(38.47% 0.144 268.6)
XYZ	xyz(7.1823, 5.3020, 26.6261)
Luminance	0.0530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25398F #8F7B25

analogous

#256E8F #25398F #46258F

triadic

#25398F #8F2539 #398F25

tetradic

#25398F #8F256E #8F7B25 #258F46

square

#25398F #8F256E #8F7B25 #258F46

split-complementary

#25398F #8F4625 #6E8F25

monochromatic

#0C122E #18265E #25398F #324CC0 #5A71D4

Accessibility & contrast

On white

10.19

#25398F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#25398F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25398F

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25398F	#FFFFFF	#000000	##FFFFFF
##25398F	1.00	10.19	2.06	10.19
#FFFFFF	10.19	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004692

Deuteranopia (green-blind)

#003C8D

Tritanopia (blue-blind)

#004E5E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #25398f;
/* rgb */ color: rgb(37, 57, 143);
/* oklch */ color: oklch(38.5% 0.144 268.6);

Tailwind

colors: {
  custom: {
    50: '#6f6fb1',
    500: '#25398f',
    950: '#000000',
  },
}

SCSS

$custom: #25398f;
$custom-light: #6f6fb1;
$custom-dark: #000000;

JSON

{
  "hex": "#25398f",
  "rgb": {
    "r": 37,
    "g": 57,
    "b": 143
  },
  "hsl": {
    "h": 228.679,
    "s": 58.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.38467,
    "c": 0.1441,
    "h": 268.6
  },
  "luminance": 0.05303
}

Semantic roles & 50–950 ramp

primary

#25398F

secondary

#B9A657

accent

#C546E2

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #25398F

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

Preview Lab → · Contrast checker → · Palette generator →