#25306E#25306E

#25306E is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.8% C 0.108 H 271.8°. Best body text is #FFFFFF at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#25306E
RGB	rgb(37, 48, 110)
HSL	hsl(231, 50%, 29%)
HSV	hsv(231, 66%, 43%)
CMYK	cmyk(66.4%, 56.4%, 0%, 56.9%)
CIE-LAB	lab(22.42, 17.06, -37.53)
CIE-LCH	lch(22.42, 41.22, 294.45°)
OKLab	oklab(33.77% 0.0034 -0.1077)
OKLCH	oklch(33.77% 0.108 271.8)
XYZ	xyz(4.6334, 3.6326, 15.2058)
Luminance	0.0363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25306E #6E6325

analogous

#25556E #25306E #3F256E

triadic

#25306E #6E2530 #306E25

tetradic

#25306E #6E2555 #6E6325 #256E3F

square

#25306E #6E2555 #6E6325 #256E3F

split-complementary

#25306E #6E3F25 #556E25

monochromatic

#080A17 #161C40 #25306E #34449C #4B5DC2

Accessibility & contrast

On white

12.16

#25306E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#25306E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25306E

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25306E	#FFFFFF	#000000	##FFFFFF
##25306E	1.00	12.16	1.73	12.16
#FFFFFF	12.16	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#073970

Deuteranopia (green-blind)

#00326D

Tritanopia (blue-blind)

#003F4A

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #25306e;
/* rgb */ color: rgb(37, 48, 110);
/* oklch */ color: oklch(33.8% 0.108 271.8);

Tailwind

colors: {
  custom: {
    50: '#686898',
    500: '#25306e',
    950: '#000000',
  },
}

SCSS

$custom: #25306e;
$custom-light: #686898;
$custom-dark: #000000;

JSON

{
  "hex": "#25306e",
  "rgb": {
    "r": 37,
    "g": 48,
    "b": 110
  },
  "hsl": {
    "h": 230.959,
    "s": 49.66,
    "l": 28.824
  },
  "oklch": {
    "l": 0.3377,
    "c": 0.10776,
    "h": 271.8
  },
  "luminance": 0.03633
}

Semantic roles & 50–950 ramp

primary

#25306E

secondary

#A1944E

accent

#C44FD9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #25306E

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

Preview Lab → · Contrast checker → · Palette generator →