#275BAD#275BAD

#275BAD is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.2% C 0.143 H 259.3°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#275BAD
RGB	rgb(39, 91, 173)
HSL	hsl(217, 63%, 42%)
HSV	hsv(217, 77%, 68%)
CMYK	cmyk(77.5%, 47.4%, 0%, 32.2%)
CIE-LAB	lab(39.46, 12.60, -48.80)
CIE-LCH	lch(39.46, 50.40, 284.47°)
OKLab	oklab(48.21% -0.0264 -0.1401)
OKLCH	oklch(48.21% 0.143 259.3)
XYZ	xyz(12.1179, 10.9292, 40.9980)
Luminance	0.1093 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275BAD #AD7927

analogous

#279EAD #275BAD #3627AD

triadic

#275BAD #AD275B #5BAD27

tetradic

#275BAD #AD279E #AD7927 #27AD36

square

#275BAD #AD279E #AD7927 #27AD36

split-complementary

#275BAD #AD3627 #9EAD27

monochromatic

#102649 #1C417B #275BAD #3E78D3 #709BDF

Accessibility & contrast

On white

6.59

#275BAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#275BAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275BAD

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275BAD	#FFFFFF	#000000	##FFFFFF
##275BAD	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E63B0

Deuteranopia (green-blind)

#0757AB

Tritanopia (blue-blind)

#006F7B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #275bad;
/* rgb */ color: rgb(39, 91, 173);
/* oklch */ color: oklch(48.2% 0.143 259.3);

Tailwind

colors: {
  custom: {
    50: '#7588c6',
    500: '#275bad',
    950: '#000000',
  },
}

SCSS

$custom: #275bad;
$custom-light: #7588c6;
$custom-dark: #000000;

JSON

{
  "hex": "#275bad",
  "rgb": {
    "r": 39,
    "g": 91,
    "b": 173
  },
  "hsl": {
    "h": 216.716,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.48205,
    "c": 0.14256,
    "h": 259.3
  },
  "luminance": 0.10931
}

Semantic roles & 50–950 ramp

primary

#275BAD

secondary

#C6A26A

accent

#A642E6

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #275BAD

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

Preview Lab → · Contrast checker → · Palette generator →