#25397C#25397C

#25397C is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.9% C 0.116 H 267.8°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#25397C
RGB	rgb(37, 57, 124)
HSL	hsl(226, 54%, 32%)
HSV	hsv(226, 70%, 49%)
CMYK	cmyk(70.2%, 54%, 0%, 51.4%)
CIE-LAB	lab(26.08, 16.17, -40.52)
CIE-LCH	lch(26.08, 43.63, 291.76°)
OKLab	oklab(36.87% -0.0045 -0.1164)
OKLCH	oklch(36.87% 0.116 267.8)
XYZ	xyz(5.8629, 4.7742, 19.6774)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25397C #7C6825

analogous

#25657C #25397C #3D257C

triadic

#25397C #7C2539 #397C25

tetradic

#25397C #7C2565 #7C6825 #257C3D

square

#25397C #7C2565 #7C6825 #257C3D

split-complementary

#25397C #7C3D25 #657C25

monochromatic

#090E1E #17234D #25397C #334FAB #506DCB

Accessibility & contrast

On white

10.74

#25397C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#25397C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25397C

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25397C	#FFFFFF	#000000	##FFFFFF
##25397C	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F427E

Deuteranopia (green-blind)

#003A7B

Tritanopia (blue-blind)

#004954

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #25397c;
/* rgb */ color: rgb(37, 57, 124);
/* oklch */ color: oklch(36.9% 0.116 267.8);

Tailwind

colors: {
  custom: {
    50: '#6b6fa2',
    500: '#25397c',
    950: '#000000',
  },
}

SCSS

$custom: #25397c;
$custom-light: #6b6fa2;
$custom-dark: #000000;

JSON

{
  "hex": "#25397c",
  "rgb": {
    "r": 37,
    "g": 57,
    "b": 124
  },
  "hsl": {
    "h": 226.207,
    "s": 54.037,
    "l": 31.569
  },
  "oklch": {
    "l": 0.36871,
    "c": 0.11647,
    "h": 267.8
  },
  "luminance": 0.04775
}

Semantic roles & 50–950 ramp

primary

#25397C

secondary

#AE984F

accent

#BC4ADD

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #25397C

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

Preview Lab → · Contrast checker → · Palette generator →