#253FA2#253FA2

#253FA2 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.3% C 0.163 H 267.3°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#253FA2
RGB	rgb(37, 63, 162)
HSL	hsl(228, 63%, 39%)
HSV	hsv(228, 77%, 64%)
CMYK	cmyk(77.2%, 61.1%, 0%, 36.5%)
CIE-LAB	lab(30.77, 26.79, -56.31)
CIE-LCH	lch(30.77, 62.36, 295.44°)
OKLab	oklab(41.34% -0.0075 -0.1627)
OKLCH	oklch(41.34% 0.163 267.3)
XYZ	xyz(9.0598, 6.5560, 34.9634)
Luminance	0.0656 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253FA2 #A28825

analogous

#257EA2 #253FA2 #4A25A2

triadic

#253FA2 #A2253F #3FA225

tetradic

#253FA2 #A2257E #A28825 #25A24A

square

#253FA2 #A2257E #A28825 #25A24A

split-complementary

#253FA2 #A24A25 #7EA225

monochromatic

#0E183E #1A2C70 #253FA2 #3454D1 #657EDC

Accessibility & contrast

On white

9.09

#253FA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#253FA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253FA2

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253FA2	#FFFFFF	#000000	##FFFFFF
##253FA2	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA5

Deuteranopia (green-blind)

#0043A0

Tritanopia (blue-blind)

#00586A

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #253fa2;
/* rgb */ color: rgb(37, 63, 162);
/* oklch */ color: oklch(41.3% 0.163 267.3);

Tailwind

colors: {
  custom: {
    50: '#7373be',
    500: '#253fa2',
    950: '#000000',
  },
}

SCSS

$custom: #253fa2;
$custom-light: #7373be;
$custom-dark: #000000;

JSON

{
  "hex": "#253fa2",
  "rgb": {
    "r": 37,
    "g": 63,
    "b": 162
  },
  "hsl": {
    "h": 227.52,
    "s": 62.814,
    "l": 39.02
  },
  "oklch": {
    "l": 0.41343,
    "c": 0.16288,
    "h": 267.3
  },
  "luminance": 0.06557
}

Semantic roles & 50–950 ramp

primary

#253FA2

secondary

#C2AE61

accent

#C442E6

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #253FA2

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

Preview Lab → · Contrast checker → · Palette generator →