#255CBE#255CBE

#255CBE is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.6% C 0.165 H 260.9°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#255CBE
RGB	rgb(37, 92, 190)
HSL	hsl(218, 67%, 45%)
HSV	hsv(218, 81%, 75%)
CMYK	cmyk(80.5%, 51.6%, 0%, 25.5%)
CIE-LAB	lab(40.84, 18.32, -56.55)
CIE-LCH	lch(40.84, 59.45, 287.95°)
OKLab	oklab(49.61% -0.026 -0.1629)
OKLCH	oklch(49.61% 0.165 260.9)
XYZ	xyz(13.8810, 11.7636, 50.2442)
Luminance	0.1177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255CBE #BE8725

analogous

#25A9BE #255CBE #3A25BE

triadic

#255CBE #BE255C #5CBE25

tetradic

#255CBE #BE25A9 #BE8725 #25BE3A

square

#255CBE #BE25A9 #BE8725 #25BE3A

split-complementary

#255CBE #BE3A25 #A9BE25

monochromatic

#112A58 #1B438B #255CBE #457BDB #799FE5

Accessibility & contrast

On white

6.26

#255CBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#255CBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255CBE

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255CBE	#FFFFFF	#000000	##FFFFFF
##255CBE	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1968C2

Deuteranopia (green-blind)

#005ABC

Tritanopia (blue-blind)

#007484

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #255cbe;
/* rgb */ color: rgb(37, 92, 190);
/* oklch */ color: oklch(49.6% 0.165 260.9);

Tailwind

colors: {
  custom: {
    50: '#7889d2',
    500: '#255cbe',
    950: '#000000',
  },
}

SCSS

$custom: #255cbe;
$custom-light: #7889d2;
$custom-dark: #000000;

JSON

{
  "hex": "#255cbe",
  "rgb": {
    "r": 37,
    "g": 92,
    "b": 190
  },
  "hsl": {
    "h": 218.431,
    "s": 67.401,
    "l": 44.51
  },
  "oklch": {
    "l": 0.49611,
    "c": 0.16498,
    "h": 260.9
  },
  "luminance": 0.11765
}

Semantic roles & 50–950 ramp

primary

#255CBE

secondary

#CDAC72

accent

#AC3EEA

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #255CBE

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

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