#275BAE#275BAE

#275BAE is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.3% C 0.144 H 259.5°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#275BAE
RGB	rgb(39, 91, 174)
HSL	hsl(217, 63%, 42%)
HSV	hsv(217, 78%, 68%)
CMYK	cmyk(77.6%, 47.7%, 0%, 31.8%)
CIE-LAB	lab(39.53, 12.98, -49.28)
CIE-LCH	lch(39.53, 50.97, 284.76°)
OKLab	oklab(48.28% -0.0262 -0.1415)
OKLCH	oklch(48.28% 0.144 259.5)
XYZ	xyz(12.2150, 10.9681, 41.5095)
Luminance	0.1097 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275BAE #AE7A27

analogous

#279FAE #275BAE #3727AE

triadic

#275BAE #AE275B #5BAE27

tetradic

#275BAE #AE279F #AE7A27 #27AE37

square

#275BAE #AE279F #AE7A27 #27AE37

split-complementary

#275BAE #AE3727 #9FAE27

monochromatic

#11274A #1C417C #275BAE #3E78D4 #709BDF

Accessibility & contrast

On white

6.58

#275BAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#275BAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275BAE

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275BAE	#FFFFFF	#000000	##FFFFFF
##275BAE	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D64B1

Deuteranopia (green-blind)

#0357AC

Tritanopia (blue-blind)

#006F7C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #275bae;
/* rgb */ color: rgb(39, 91, 174);
/* oklch */ color: oklch(48.3% 0.144 259.5);

Tailwind

colors: {
  custom: {
    50: '#7588c7',
    500: '#275bae',
    950: '#000000',
  },
}

SCSS

$custom: #275bae;
$custom-light: #7588c7;
$custom-dark: #000000;

JSON

{
  "hex": "#275bae",
  "rgb": {
    "r": 39,
    "g": 91,
    "b": 174
  },
  "hsl": {
    "h": 216.889,
    "s": 63.38,
    "l": 41.765
  },
  "oklch": {
    "l": 0.48276,
    "c": 0.14393,
    "h": 259.5
  },
  "luminance": 0.10969
}

Semantic roles & 50–950 ramp

primary

#275BAE

secondary

#C6A36B

accent

#A741E6

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #275BAE

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

Preview Lab → · Contrast checker → · Palette generator →