#255BC6#255BC6

#255BC6 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.0% C 0.177 H 262.1°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#255BC6
RGB	rgb(37, 91, 198)
HSL	hsl(220, 69%, 46%)
HSV	hsv(220, 81%, 78%)
CMYK	cmyk(81.3%, 54%, 0%, 22.4%)
CIE-LAB	lab(41.14, 22.06, -60.72)
CIE-LCH	lch(41.14, 64.60, 289.97°)
OKLab	oklab(50.02% -0.0244 -0.1752)
OKLCH	oklch(50.02% 0.177 262.1)
XYZ	xyz(14.6934, 11.9509, 54.9475)
Luminance	0.1195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255BC6 #C69025

analogous

#25ABC6 #255BC6 #3F25C6

triadic

#255BC6 #C6255B #5BC625

tetradic

#255BC6 #C625AB #C69025 #25C63F

square

#255BC6 #C625AB #C69025 #25C63F

split-complementary

#255BC6 #C63F25 #ABC625

monochromatic

#122C5F #1B4392 #255BC6 #4B7CDD #7EA1E7

Accessibility & contrast

On white

6.19

#255BC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#255BC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255BC6

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255BC6	#FFFFFF	#000000	##FFFFFF
##255BC6	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069CA

Deuteranopia (green-blind)

#005AC4

Tritanopia (blue-blind)

#007587

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #255bc6;
/* rgb */ color: rgb(37, 91, 198);
/* oklch */ color: oklch(50.0% 0.177 262.1);

Tailwind

colors: {
  custom: {
    50: '#7a88d8',
    500: '#255bc6',
    950: '#000000',
  },
}

SCSS

$custom: #255bc6;
$custom-light: #7a88d8;
$custom-dark: #000000;

JSON

{
  "hex": "#255bc6",
  "rgb": {
    "r": 37,
    "g": 91,
    "b": 198
  },
  "hsl": {
    "h": 219.876,
    "s": 68.511,
    "l": 46.078
  },
  "oklch": {
    "l": 0.50021,
    "c": 0.17688,
    "h": 262.1
  },
  "luminance": 0.11953
}

Semantic roles & 50–950 ramp

primary

#255BC6

secondary

#CFB277

accent

#B13CEB

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B15

muted

#7C7C83

Preview Lab

Preview with #255BC6

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

Preview Lab → · Contrast checker → · Palette generator →