#25359B#25359B

#25359B is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.8% C 0.166 H 269.7°. Best body text is #FFFFFF at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#25359B
RGB	rgb(37, 53, 155)
HSL	hsl(232, 61%, 38%)
HSV	hsv(232, 76%, 61%)
CMYK	cmyk(76.1%, 65.8%, 0%, 39.2%)
CIE-LAB	lab(27.59, 30.79, -57.28)
CIE-LCH	lch(27.59, 65.03, 298.26°)
OKLab	oklab(38.8% -0.0008 -0.1656)
OKLCH	oklch(38.8% 0.166 269.7)
XYZ	xyz(7.9504, 5.3052, 31.6090)
Luminance	0.0531 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25359B #9B8B25

analogous

#25709B #25359B #50259B

triadic

#25359B #9B2535 #359B25

tetradic

#25359B #9B2570 #9B8B25 #259B50

square

#25359B #9B2570 #9B8B25 #259B50

split-complementary

#25359B #9B5025 #709B25

monochromatic

#0D1338 #19246A #25359B #3146CC #6171D9

Accessibility & contrast

On white

10.19

#25359B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#25359B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25359B

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25359B	#FFFFFF	#000000	##FFFFFF
##25359B	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)

#00479E

Deuteranopia (green-blind)

#003C99

Tritanopia (blue-blind)

#005063

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #25359b;
/* rgb */ color: rgb(37, 53, 155);
/* oklch */ color: oklch(38.8% 0.166 269.7);

Tailwind

colors: {
  custom: {
    50: '#736cb9',
    500: '#25359b',
    950: '#000000',
  },
}

SCSS

$custom: #25359b;
$custom-light: #736cb9;
$custom-dark: #000000;

JSON

{
  "hex": "#25359b",
  "rgb": {
    "r": 37,
    "g": 53,
    "b": 155
  },
  "hsl": {
    "h": 231.864,
    "s": 61.458,
    "l": 37.647
  },
  "oklch": {
    "l": 0.38799,
    "c": 0.16564,
    "h": 269.7
  },
  "luminance": 0.05306
}

Semantic roles & 50–950 ramp

primary

#25359B

secondary

#BFB15D

accent

#CF43E5

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #25359B

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

Preview Lab → · Contrast checker → · Palette generator →