#275AA8#275AA8

#275AA8 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 47.6% C 0.137 H 258.9°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#275AA8
RGB	rgb(39, 90, 168)
HSL	hsl(216, 62%, 41%)
HSV	hsv(216, 77%, 66%)
CMYK	cmyk(76.8%, 46.4%, 0%, 34.1%)
CIE-LAB	lab(38.85, 11.31, -46.83)
CIE-LCH	lch(38.85, 48.17, 283.58°)
OKLab	oklab(47.63% -0.0264 -0.1343)
OKLCH	oklch(47.63% 0.137 258.9)
XYZ	xyz(11.5582, 10.5695, 38.4692)
Luminance	0.1057 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275AA8 #A87527

analogous

#279AA8 #275AA8 #3427A8

triadic

#275AA8 #A8275A #5AA827

tetradic

#275AA8 #A8279A #A87527 #27A834

square

#275AA8 #A8279A #A87527 #27A834

split-complementary

#275AA8 #A83427 #9AA827

monochromatic

#102545 #1B3F76 #275AA8 #3B76D1 #6C99DD

Accessibility & contrast

On white

6.74

#275AA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#275AA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275AA8

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275AA8	#FFFFFF	#000000	##FFFFFF
##275AA8	1.00	6.74	3.11	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3162AB

Deuteranopia (green-blind)

#1256A6

Tritanopia (blue-blind)

#006C79

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #275aa8;
/* rgb */ color: rgb(39, 90, 168);
/* oklch */ color: oklch(47.6% 0.137 258.9);

Tailwind

colors: {
  custom: {
    50: '#7488c2',
    500: '#275aa8',
    950: '#000000',
  },
}

SCSS

$custom: #275aa8;
$custom-light: #7488c2;
$custom-dark: #000000;

JSON

{
  "hex": "#275aa8",
  "rgb": {
    "r": 39,
    "g": 90,
    "b": 168
  },
  "hsl": {
    "h": 216.279,
    "s": 62.319,
    "l": 40.588
  },
  "oklch": {
    "l": 0.47626,
    "c": 0.13688,
    "h": 258.9
  },
  "luminance": 0.10571
}

Semantic roles & 50–950 ramp

primary

#275AA8

secondary

#C39F67

accent

#A542E5

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #275AA8

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

Preview Lab → · Contrast checker → · Palette generator →