#252F65#252F65

#252F65 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.8% C 0.095 H 272.2°. Best body text is #FFFFFF at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#252F65
RGB	rgb(37, 47, 101)
HSL	hsl(231, 46%, 27%)
HSV	hsv(231, 63%, 40%)
CMYK	cmyk(63.4%, 53.5%, 0%, 60.4%)
CIE-LAB	lab(21.45, 14.32, -33.25)
CIE-LCH	lch(21.45, 36.20, 293.29°)
OKLab	oklab(32.83% 0.0037 -0.0951)
OKLCH	oklch(32.83% 0.095 272.2)
XYZ	xyz(4.1277, 3.3656, 12.7415)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252F65 #655B25

analogous

#254F65 #252F65 #3B2565

triadic

#252F65 #65252F #2F6525

tetradic

#252F65 #65254F #655B25 #25653B

square

#252F65 #65254F #655B25 #25653B

split-complementary

#252F65 #653B25 #4F6525

monochromatic

#080A16 #151A38 #252F65 #354492 #485ABC

Accessibility & contrast

On white

12.55

#252F65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#252F65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252F65

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252F65	#FFFFFF	#000000	##FFFFFF
##252F65	1.00	12.55	1.67	12.55
#FFFFFF	12.55	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#123667

Deuteranopia (green-blind)

#053164

Tritanopia (blue-blind)

#003B45

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #252f65;
/* rgb */ color: rgb(37, 47, 101);
/* oklch */ color: oklch(32.8% 0.095 272.2);

Tailwind

colors: {
  custom: {
    50: '#666791',
    500: '#252f65',
    950: '#000000',
  },
}

SCSS

$custom: #252f65;
$custom-light: #666791;
$custom-dark: #000000;

JSON

{
  "hex": "#252f65",
  "rgb": {
    "r": 37,
    "g": 47,
    "b": 101
  },
  "hsl": {
    "h": 230.625,
    "s": 46.377,
    "l": 27.059
  },
  "oklch": {
    "l": 0.32828,
    "c": 0.09521,
    "h": 272.2
  },
  "luminance": 0.03366
}

Semantic roles & 50–950 ramp

primary

#252F65

secondary

#988D4E

accent

#C152D6

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06060D

muted

#7A7A7D

Preview Lab

Preview with #252F65

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

Preview Lab → · Contrast checker → · Palette generator →