#275BAC#275BAC

#275BAC is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.1% C 0.141 H 259.2°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#275BAC
RGB	rgb(39, 91, 172)
HSL	hsl(217, 63%, 41%)
HSV	hsv(217, 77%, 67%)
CMYK	cmyk(77.3%, 47.1%, 0%, 32.5%)
CIE-LAB	lab(39.40, 12.21, -48.31)
CIE-LCH	lch(39.40, 49.83, 284.18°)
OKLab	oklab(48.13% -0.0266 -0.1387)
OKLCH	oklch(48.13% 0.141 259.2)
XYZ	xyz(12.0215, 10.8907, 40.4903)
Luminance	0.1089 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275BAC #AC7827

analogous

#279EAC #275BAC #3527AC

triadic

#275BAC #AC275B #5BAC27

tetradic

#275BAC #AC279E #AC7827 #27AC35

square

#275BAC #AC279E #AC7827 #27AC35

split-complementary

#275BAC #AC3527 #9EAC27

monochromatic

#102648 #1C417A #275BAC #3D78D3 #6F9BDE

Accessibility & contrast

On white

6.61

#275BAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#275BAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275BAC

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275BAC	#FFFFFF	#000000	##FFFFFF
##275BAC	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F63AF

Deuteranopia (green-blind)

#0B57AA

Tritanopia (blue-blind)

#006E7B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #275bac;
/* rgb */ color: rgb(39, 91, 172);
/* oklch */ color: oklch(48.1% 0.141 259.2);

Tailwind

colors: {
  custom: {
    50: '#7588c5',
    500: '#275bac',
    950: '#000000',
  },
}

SCSS

$custom: #275bac;
$custom-light: #7588c5;
$custom-dark: #000000;

JSON

{
  "hex": "#275bac",
  "rgb": {
    "r": 39,
    "g": 91,
    "b": 172
  },
  "hsl": {
    "h": 216.541,
    "s": 63.033,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48133,
    "c": 0.14118,
    "h": 259.2
  },
  "luminance": 0.10892
}

Semantic roles & 50–950 ramp

primary

#275BAC

secondary

#C5A16A

accent

#A642E6

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #275BAC

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

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