#255CC6#255CC6

#255CC6 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.2% C 0.176 H 261.8°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#255CC6
RGB	rgb(37, 92, 198)
HSL	hsl(220, 69%, 46%)
HSV	hsv(220, 81%, 78%)
CMYK	cmyk(81.3%, 53.5%, 0%, 22.4%)
CIE-LAB	lab(41.41, 21.41, -60.27)
CIE-LCH	lch(41.41, 63.96, 289.56°)
OKLab	oklab(50.23% -0.0251 -0.1739)
OKLCH	oklch(50.23% 0.176 261.8)
XYZ	xyz(14.7795, 12.1230, 54.9762)
Luminance	0.1212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255CC6 #C68F25

analogous

#25ACC6 #255CC6 #3E25C6

triadic

#255CC6 #C6255C #5CC625

tetradic

#255CC6 #C625AC #C68F25 #25C63E

square

#255CC6 #C625AC #C68F25 #25C63E

split-complementary

#255CC6 #C63E25 #ACC625

monochromatic

#122C5F #1B4492 #255CC6 #4B7DDD #7EA2E7

Accessibility & contrast

On white

6.13

#255CC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#255CC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255CC6

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255CC6	#FFFFFF	#000000	##FFFFFF
##255CC6	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CA

Deuteranopia (green-blind)

#005BC4

Tritanopia (blue-blind)

#007688

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #255cc6;
/* rgb */ color: rgb(37, 92, 198);
/* oklch */ color: oklch(50.2% 0.176 261.8);

Tailwind

colors: {
  custom: {
    50: '#7a89d8',
    500: '#255cc6',
    950: '#000000',
  },
}

SCSS

$custom: #255cc6;
$custom-light: #7a89d8;
$custom-dark: #000000;

JSON

{
  "hex": "#255cc6",
  "rgb": {
    "r": 37,
    "g": 92,
    "b": 198
  },
  "hsl": {
    "h": 219.503,
    "s": 68.511,
    "l": 46.078
  },
  "oklch": {
    "l": 0.50229,
    "c": 0.17567,
    "h": 261.8
  },
  "luminance": 0.12125
}

Semantic roles & 50–950 ramp

primary

#255CC6

secondary

#CFB177

accent

#B03CEB

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B15

muted

#7C7C83

Preview Lab

Preview with #255CC6

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

Preview Lab → · Contrast checker → · Palette generator →