#25397A#25397A

#25397A is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.7% C 0.113 H 267.6°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#25397A
RGB	rgb(37, 57, 122)
HSL	hsl(226, 53%, 31%)
HSV	hsv(226, 70%, 48%)
CMYK	cmyk(69.7%, 53.3%, 0%, 52.2%)
CIE-LAB	lab(25.93, 15.39, -39.50)
CIE-LCH	lch(25.93, 42.39, 291.29°)
OKLab	oklab(36.71% -0.0047 -0.1134)
OKLCH	oklch(36.71% 0.113 267.6)
XYZ	xyz(5.7377, 4.7242, 19.0181)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25397A #7A6625

analogous

#25637A #25397A #3B257A

triadic

#25397A #7A2539 #397A25

tetradic

#25397A #7A2563 #7A6625 #257A3B

square

#25397A #7A2563 #7A6625 #257A3B

split-complementary

#25397A #7A3B25 #637A25

monochromatic

#090D1C #17234B #25397A #334FA9 #506CCA

Accessibility & contrast

On white

10.80

#25397A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#25397A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25397A

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25397A	#FFFFFF	#000000	##FFFFFF
##25397A	1.00	10.80	1.95	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#12417C

Deuteranopia (green-blind)

#003A79

Tritanopia (blue-blind)

#004853

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #25397a;
/* rgb */ color: rgb(37, 57, 122);
/* oklch */ color: oklch(36.7% 0.113 267.6);

Tailwind

colors: {
  custom: {
    50: '#6a6fa1',
    500: '#25397a',
    950: '#000000',
  },
}

SCSS

$custom: #25397a;
$custom-light: #6a6fa1;
$custom-dark: #000000;

JSON

{
  "hex": "#25397a",
  "rgb": {
    "r": 37,
    "g": 57,
    "b": 122
  },
  "hsl": {
    "h": 225.882,
    "s": 53.459,
    "l": 31.176
  },
  "oklch": {
    "l": 0.36712,
    "c": 0.11347,
    "h": 267.6
  },
  "luminance": 0.04725
}

Semantic roles & 50–950 ramp

primary

#25397A

secondary

#AC964E

accent

#BB4BDD

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070F

muted

#7A7A7E

Preview Lab

Preview with #25397A

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

Preview Lab → · Contrast checker → · Palette generator →