#255DC3#255DC3

#255DC3 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.2% C 0.170 H 261.2°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#255DC3
RGB	rgb(37, 93, 195)
HSL	hsl(219, 68%, 45%)
HSV	hsv(219, 81%, 76%)
CMYK	cmyk(81%, 52.3%, 0%, 23.5%)
CIE-LAB	lab(41.47, 19.60, -58.44)
CIE-LCH	lch(41.47, 61.64, 288.54°)
OKLab	oklab(50.21% -0.0261 -0.1684)
OKLCH	oklch(50.21% 0.17 261.2)
XYZ	xyz(14.5241, 12.1604, 53.2009)
Luminance	0.1216 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255DC3 #C38B25

analogous

#25ACC3 #255DC3 #3C25C3

triadic

#255DC3 #C3255D #5DC325

tetradic

#255DC3 #C325AC #C38B25 #25C33C

square

#255DC3 #C325AC #C38B25 #25C33C

split-complementary

#255DC3 #C33C25 #ACC325

monochromatic

#112C5C #1B4490 #255DC3 #497DDC #7CA2E6

Accessibility & contrast

On white

6.12

#255DC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#255DC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255DC3

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255DC3	#FFFFFF	#000000	##FFFFFF
##255DC3	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1269C7

Deuteranopia (green-blind)

#005BC1

Tritanopia (blue-blind)

#007687

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #255dc3;
/* rgb */ color: rgb(37, 93, 195);
/* oklch */ color: oklch(50.2% 0.170 261.2);

Tailwind

colors: {
  custom: {
    50: '#7a8ad6',
    500: '#255dc3',
    950: '#000000',
  },
}

SCSS

$custom: #255dc3;
$custom-light: #7a8ad6;
$custom-dark: #000000;

JSON

{
  "hex": "#255dc3",
  "rgb": {
    "r": 37,
    "g": 93,
    "b": 195
  },
  "hsl": {
    "h": 218.734,
    "s": 68.103,
    "l": 45.49
  },
  "oklch": {
    "l": 0.50205,
    "c": 0.17046,
    "h": 261.2
  },
  "luminance": 0.12162
}

Semantic roles & 50–950 ramp

primary

#255DC3

secondary

#CEAF76

accent

#AD3DEB

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #255DC3

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

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