#255AC6#255AC6

#255AC6 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.8% C 0.178 H 262.3°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#255AC6
RGB	rgb(37, 90, 198)
HSL	hsl(220, 69%, 46%)
HSV	hsv(220, 81%, 78%)
CMYK	cmyk(81.3%, 54.5%, 0%, 22.4%)
CIE-LAB	lab(40.87, 22.72, -61.16)
CIE-LCH	lch(40.87, 65.24, 290.38°)
OKLab	oklab(49.82% -0.0238 -0.1765)
OKLCH	oklch(49.82% 0.178 262.3)
XYZ	xyz(14.6085, 11.7811, 54.9192)
Luminance	0.1178 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255AC6 #C69125

analogous

#25AAC6 #255AC6 #4025C6

triadic

#255AC6 #C6255A #5AC625

tetradic

#255AC6 #C625AA #C69125 #25C640

square

#255AC6 #C625AA #C69125 #25C640

split-complementary

#255AC6 #C64025 #AAC625

monochromatic

#122B5F #1B4392 #255AC6 #4B7BDD #7EA1E7

Accessibility & contrast

On white

6.26

#255AC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#255AC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255AC6

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255AC6	#FFFFFF	#000000	##FFFFFF
##255AC6	1.00	6.26	3.36	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CA

Deuteranopia (green-blind)

#0059C4

Tritanopia (blue-blind)

#007587

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #255ac6;
/* rgb */ color: rgb(37, 90, 198);
/* oklch */ color: oklch(49.8% 0.178 262.3);

Tailwind

colors: {
  custom: {
    50: '#7a88d8',
    500: '#255ac6',
    950: '#000000',
  },
}

SCSS

$custom: #255ac6;
$custom-light: #7a88d8;
$custom-dark: #000000;

JSON

{
  "hex": "#255ac6",
  "rgb": {
    "r": 37,
    "g": 90,
    "b": 198
  },
  "hsl": {
    "h": 220.248,
    "s": 68.511,
    "l": 46.078
  },
  "oklch": {
    "l": 0.49815,
    "c": 0.17809,
    "h": 262.3
  },
  "luminance": 0.11783
}

Semantic roles & 50–950 ramp

primary

#255AC6

secondary

#CFB277

accent

#B23CEB

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B15

muted

#7C7C83

Preview Lab

Preview with #255AC6

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

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