#275BAF#275BAF

#275BAF is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.3% C 0.145 H 259.7°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#275BAF
RGB	rgb(39, 91, 175)
HSL	hsl(217, 64%, 42%)
HSV	hsv(217, 78%, 69%)
CMYK	cmyk(77.7%, 48%, 0%, 31.4%)
CIE-LAB	lab(39.59, 13.37, -49.77)
CIE-LCH	lch(39.59, 51.53, 285.04°)
OKLab	oklab(48.35% -0.0261 -0.1429)
OKLCH	oklch(48.35% 0.145 259.7)
XYZ	xyz(12.3128, 11.0072, 42.0248)
Luminance	0.1101 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275BAF #AF7B27

analogous

#279FAF #275BAF #3727AF

triadic

#275BAF #AF275B #5BAF27

tetradic

#275BAF #AF279F #AF7B27 #27AF37

square

#275BAF #AF279F #AF7B27 #27AF37

split-complementary

#275BAF #AF3727 #9FAF27

monochromatic

#11274B #1C417D #275BAF #3F78D4 #719BDF

Accessibility & contrast

On white

6.56

#275BAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#275BAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275BAF

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275BAF	#FFFFFF	#000000	##FFFFFF
##275BAF	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C64B2

Deuteranopia (green-blind)

#0057AD

Tritanopia (blue-blind)

#006F7C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #275baf;
/* rgb */ color: rgb(39, 91, 175);
/* oklch */ color: oklch(48.3% 0.145 259.7);

Tailwind

colors: {
  custom: {
    50: '#7688c7',
    500: '#275baf',
    950: '#000000',
  },
}

SCSS

$custom: #275baf;
$custom-light: #7688c7;
$custom-dark: #000000;

JSON

{
  "hex": "#275baf",
  "rgb": {
    "r": 39,
    "g": 91,
    "b": 175
  },
  "hsl": {
    "h": 217.059,
    "s": 63.551,
    "l": 41.961
  },
  "oklch": {
    "l": 0.48348,
    "c": 0.1453,
    "h": 259.7
  },
  "luminance": 0.11009
}

Semantic roles & 50–950 ramp

primary

#275BAF

secondary

#C6A46B

accent

#A741E7

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #275BAF

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

Preview Lab → · Contrast checker → · Palette generator →