#255EE2#255EE2

#255EE2 is a mid, highly saturated blue. Relative luminance 0.139; OKLCH L 52.9% C 0.210 H 263.3°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#255EE2
RGB	rgb(37, 94, 226)
HSL	hsl(222, 77%, 52%)
HSV	hsv(222, 84%, 89%)
CMYK	cmyk(83.6%, 58.4%, 0%, 11.4%)
CIE-LAB	lab(44.07, 30.78, -71.99)
CIE-LCH	lch(44.07, 78.29, 293.15°)
OKLab	oklab(52.9% -0.0244 -0.2082)
OKLCH	oklch(52.9% 0.21 263.3)
XYZ	xyz(18.4882, 13.8874, 73.6429)
Luminance	0.1389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255EE2 #E2A925

analogous

#25BCE2 #255EE2 #4B25E2

triadic

#255EE2 #E2255E #5EE225

tetradic

#255EE2 #E225BC #E2A925 #25E24B

square

#255EE2 #E225BC #E2A925 #25E24B

split-complementary

#255EE2 #E24B25 #BCE225

monochromatic

#11317C #1846B2 #255EE2 #5B86E9 #91AEF0

Accessibility & contrast

On white

5.56

#255EE2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#255EE2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255EE2

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255EE2	#FFFFFF	#000000	##FFFFFF
##255EE2	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071E6

Deuteranopia (green-blind)

#0060DF

Tritanopia (blue-blind)

#008097

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #255ee2;
/* rgb */ color: rgb(37, 94, 226);
/* oklch */ color: oklch(52.9% 0.210 263.3);

Tailwind

colors: {
  custom: {
    50: '#818bec',
    500: '#255ee2',
    950: '#000000',
  },
}

SCSS

$custom: #255ee2;
$custom-light: #818bec;
$custom-dark: #000000;

JSON

{
  "hex": "#255ee2",
  "rgb": {
    "r": 37,
    "g": 94,
    "b": 226
  },
  "hsl": {
    "h": 221.905,
    "s": 76.518,
    "l": 51.569
  },
  "oklch": {
    "l": 0.52903,
    "c": 0.20966,
    "h": 263.3
  },
  "luminance": 0.1389
}

Semantic roles & 50–950 ramp

primary

#255EE2

secondary

#DBC288

accent

#BA35F3

background

#F8F8FE

surface

#F0F0FD

border

#CBCBD5

text

#0C0B16

muted

#7D7C84

Preview Lab

Preview with #255EE2

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

Preview Lab → · Contrast checker → · Palette generator →