#275BD0#275BD0

#275BD0 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.9% C 0.190 H 263.2°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#275BD0
RGB	rgb(39, 91, 208)
HSL	hsl(222, 68%, 48%)
HSV	hsv(222, 81%, 82%)
CMYK	cmyk(81.3%, 56.2%, 0%, 18.4%)
CIE-LAB	lab(41.95, 26.07, -65.17)
CIE-LCH	lch(41.95, 70.19, 291.80°)
OKLab	oklab(50.89% -0.0224 -0.1882)
OKLCH	oklch(50.89% 0.19 263.2)
XYZ	xyz(15.9589, 12.4656, 61.2273)
Luminance	0.1247 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275BD0 #D09C27

analogous

#27AFD0 #275BD0 #4727D0

triadic

#275BD0 #D0275B #5BD027

tetradic

#275BD0 #D027AF #D09C27 #27D047

square

#275BD0 #D027AF #D09C27 #27D047

split-complementary

#275BD0 #D04727 #AFD027

monochromatic

#142E69 #1D449C #275BD0 #5580DF #89A6E9

Accessibility & contrast

On white

6.01

#275BD0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#275BD0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275BD0

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275BD0	#FFFFFF	#000000	##FFFFFF
##275BD0	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD4

Deuteranopia (green-blind)

#005CCE

Tritanopia (blue-blind)

#00788C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #275bd0;
/* rgb */ color: rgb(39, 91, 208);
/* oklch */ color: oklch(50.9% 0.190 263.2);

Tailwind

colors: {
  custom: {
    50: '#7d88df',
    500: '#275bd0',
    950: '#000000',
  },
}

SCSS

$custom: #275bd0;
$custom-light: #7d88df;
$custom-dark: #000000;

JSON

{
  "hex": "#275bd0",
  "rgb": {
    "r": 39,
    "g": 91,
    "b": 208
  },
  "hsl": {
    "h": 221.538,
    "s": 68.421,
    "l": 48.431
  },
  "oklch": {
    "l": 0.50885,
    "c": 0.18958,
    "h": 263.2
  },
  "luminance": 0.12468
}

Semantic roles & 50–950 ramp

primary

#275BD0

secondary

#D2B980

accent

#B63DEB

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #275BD0

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

Preview Lab → · Contrast checker → · Palette generator →