#275CA8#275CA8

#275CA8 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.1% C 0.134 H 257.9°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#275CA8
RGB	rgb(39, 92, 168)
HSL	hsl(215, 62%, 41%)
HSV	hsv(215, 77%, 66%)
CMYK	cmyk(76.8%, 45.2%, 0%, 34.1%)
CIE-LAB	lab(39.43, 10.00, -45.89)
CIE-LCH	lch(39.43, 46.97, 282.30°)
OKLab	oklab(48.08% -0.0281 -0.1315)
OKLCH	oklch(48.08% 0.134 257.9)
XYZ	xyz(11.7291, 10.9114, 38.5261)
Luminance	0.1091 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275CA8 #A87327

analogous

#279CA8 #275CA8 #3227A8

triadic

#275CA8 #A8275C #5CA827

tetradic

#275CA8 #A8279C #A87327 #27A832

square

#275CA8 #A8279C #A87327 #27A832

split-complementary

#275CA8 #A83227 #9CA827

monochromatic

#102645 #1B4176 #275CA8 #3B79D1 #6C9BDD

Accessibility & contrast

On white

6.60

#275CA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#275CA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275CA8

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275CA8	#FFFFFF	#000000	##FFFFFF
##275CA8	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3563AB

Deuteranopia (green-blind)

#1A57A6

Tritanopia (blue-blind)

#006E7A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #275ca8;
/* rgb */ color: rgb(39, 92, 168);
/* oklch */ color: oklch(48.1% 0.134 257.9);

Tailwind

colors: {
  custom: {
    50: '#7489c2',
    500: '#275ca8',
    950: '#000000',
  },
}

SCSS

$custom: #275ca8;
$custom-light: #7489c2;
$custom-dark: #000000;

JSON

{
  "hex": "#275ca8",
  "rgb": {
    "r": 39,
    "g": 92,
    "b": 168
  },
  "hsl": {
    "h": 215.349,
    "s": 62.319,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48078,
    "c": 0.13449,
    "h": 257.9
  },
  "luminance": 0.10913
}

Semantic roles & 50–950 ramp

primary

#275CA8

secondary

#C39E67

accent

#A242E5

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #275CA8

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

Preview Lab → · Contrast checker → · Palette generator →