#253AA7#253AA7

#253AA7 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.9% C 0.176 H 268.5°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#253AA7
RGB	rgb(37, 58, 167)
HSL	hsl(230, 64%, 40%)
HSV	hsv(230, 78%, 65%)
CMYK	cmyk(77.8%, 65.3%, 0%, 34.5%)
CIE-LAB	lab(29.93, 31.99, -60.70)
CIE-LCH	lch(29.93, 68.62, 297.79°)
OKLab	oklab(40.86% -0.0045 -0.1756)
OKLCH	oklch(40.86% 0.176 268.5)
XYZ	xyz(9.2486, 6.2084, 37.2626)
Luminance	0.0621 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#253AA7 #A79225

analogous

#257BA7 #253AA7 #5125A7

triadic

#253AA7 #A7253A #3AA725

tetradic

#253AA7 #A7257B #A79225 #25A751

square

#253AA7 #A7257B #A79225 #25A751

split-complementary

#253AA7 #A75125 #7BA725

monochromatic

#0F1743 #1A2975 #253AA7 #3750D3 #697CDE

Accessibility & contrast

On white

9.37

#253AA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#253AA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #253AA7

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##253AA7	#FFFFFF	#000000	##FFFFFF
##253AA7	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DAA

Deuteranopia (green-blind)

#0040A5

Tritanopia (blue-blind)

#00576B

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #253aa7;
/* rgb */ color: rgb(37, 58, 167);
/* oklch */ color: oklch(40.9% 0.176 268.5);

Tailwind

colors: {
  custom: {
    50: '#7570c2',
    500: '#253aa7',
    950: '#000000',
  },
}

SCSS

$custom: #253aa7;
$custom-light: #7570c2;
$custom-dark: #000000;

JSON

{
  "hex": "#253aa7",
  "rgb": {
    "r": 37,
    "g": 58,
    "b": 167
  },
  "hsl": {
    "h": 230.308,
    "s": 63.725,
    "l": 40
  },
  "oklch": {
    "l": 0.40857,
    "c": 0.17568,
    "h": 268.5
  },
  "luminance": 0.06209
}

Semantic roles & 50–950 ramp

primary

#253AA7

secondary

#C4B464

accent

#CC41E7

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #253AA7

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

Preview Lab → · Contrast checker → · Palette generator →