#4253A2#4253A2

#4253A2 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.0% C 0.128 H 271.5°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#4253A2
RGB	rgb(66, 83, 162)
HSL	hsl(229, 42%, 45%)
HSV	hsv(229, 59%, 64%)
CMYK	cmyk(59.3%, 48.8%, 0%, 36.5%)
CIE-LAB	lab(37.76, 18.14, -44.93)
CIE-LCH	lch(37.76, 48.45, 291.98°)
OKLab	oklab(47.02% 0.0034 -0.1283)
OKLCH	oklch(47.02% 0.128 271.5)
XYZ	xyz(11.8595, 9.9525, 35.4715)
Luminance	0.0995 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4253A2 #A29142

analogous

#4283A2 #4253A2 #6142A2

triadic

#4253A2 #A24253 #53A242

tetradic

#4253A2 #A24283 #A29142 #42A261

square

#4253A2 #A24283 #A29142 #42A261

split-complementary

#4253A2 #A26142 #83A242

monochromatic

#1F264B #303D77 #4253A2 #6273BF #8E9AD1

Accessibility & contrast

On white

7.02

#4253A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#4253A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4253A2

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4253A2	#FFFFFF	#000000	##FFFFFF
##4253A2	1.00	7.02	2.99	7.02
#FFFFFF	7.02	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5DA5

Deuteranopia (green-blind)

#1D55A0

Tritanopia (blue-blind)

#006573

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4253a2;
/* rgb */ color: rgb(66, 83, 162);
/* oklch */ color: oklch(47.0% 0.128 271.5);

Tailwind

colors: {
  custom: {
    50: '#7f83be',
    500: '#4253a2',
    950: '#000000',
  },
}

SCSS

$custom: #4253a2;
$custom-light: #7f83be;
$custom-dark: #000000;

JSON

{
  "hex": "#4253a2",
  "rgb": {
    "r": 66,
    "g": 83,
    "b": 162
  },
  "hsl": {
    "h": 229.375,
    "s": 42.105,
    "l": 44.706
  },
  "oklch": {
    "l": 0.47019,
    "c": 0.12838,
    "h": 271.5
  },
  "luminance": 0.09953
}

Semantic roles & 50–950 ramp

primary

#4253A2

secondary

#BCB284

accent

#BC56D2

background

#F8F7FB

surface

#EFEEF7

border

#CAC9D0

text

#0B0A12

muted

#7C7C81

Preview Lab

Preview with #4253A2

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

Preview Lab → · Contrast checker → · Palette generator →