#252C8C#252C8C

#252C8C is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.7% C 0.156 H 272.3°. Best body text is #FFFFFF at 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#252C8C
RGB	rgb(37, 44, 140)
HSL	hsl(236, 58%, 35%)
HSV	hsv(236, 74%, 55%)
CMYK	cmyk(73.6%, 68.6%, 0%, 45.1%)
CIE-LAB	lab(23.96, 31.13, -53.99)
CIE-LCH	lch(23.96, 62.33, 299.97°)
OKLab	oklab(35.72% 0.0062 -0.1561)
OKLCH	oklch(35.72% 0.156 272.3)
XYZ	xyz(6.3957, 4.0875, 25.2578)
Luminance	0.0409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#252C8C #8C8525

analogous

#25608C #252C8C #51258C

triadic

#252C8C #8C252C #2C8C25

tetradic

#252C8C #8C2560 #8C8525 #258C51

square

#252C8C #8C2560 #8C8525 #258C51

split-complementary

#252C8C #8C5125 #608C25

monochromatic

#0B0E2B #181D5C #252C8C #323BBC #5861D3

Accessibility & contrast

On white

11.55

#252C8C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#252C8C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #252C8C

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##252C8C	#FFFFFF	#000000	##FFFFFF
##252C8C	1.00	11.55	1.82	11.55
#FFFFFF	11.55	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E8F

Deuteranopia (green-blind)

#00348A

Tritanopia (blue-blind)

#004658

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #252c8c;
/* rgb */ color: rgb(37, 44, 140);
/* oklch */ color: oklch(35.7% 0.156 272.3);

Tailwind

colors: {
  custom: {
    50: '#7065af',
    500: '#252c8c',
    950: '#000000',
  },
}

SCSS

$custom: #252c8c;
$custom-light: #7065af;
$custom-dark: #000000;

JSON

{
  "hex": "#252c8c",
  "rgb": {
    "r": 37,
    "g": 44,
    "b": 140
  },
  "hsl": {
    "h": 235.922,
    "s": 58.192,
    "l": 34.706
  },
  "oklch": {
    "l": 0.35718,
    "c": 0.1562,
    "h": 272.3
  },
  "luminance": 0.04088
}

Semantic roles & 50–950 ramp

primary

#252C8C

secondary

#B8B155

accent

#D746E1

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090510

muted

#7B7A7F

Preview Lab

Preview with #252C8C

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

Preview Lab → · Contrast checker → · Palette generator →