#275DB6#275DB6

#275DB6 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.3% C 0.152 H 260.0°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#275DB6
RGB	rgb(39, 93, 182)
HSL	hsl(217, 65%, 43%)
HSV	hsv(217, 79%, 71%)
CMYK	cmyk(78.6%, 48.9%, 0%, 28.6%)
CIE-LAB	lab(40.63, 14.77, -52.21)
CIE-LCH	lch(40.63, 54.26, 285.80°)
OKLab	oklab(49.3% -0.0266 -0.1501)
OKLCH	oklch(49.3% 0.152 260)
XYZ	xyz(13.1915, 11.6359, 45.7976)
Luminance	0.1164 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275DB6 #B68027

analogous

#27A4B6 #275DB6 #3927B6

triadic

#275DB6 #B6275D #5DB627

tetradic

#275DB6 #B627A4 #B68027 #27B639

square

#275DB6 #B627A4 #B68027 #27B639

split-complementary

#275DB6 #B63927 #A4B627

monochromatic

#112951 #1C4384 #275DB6 #437BD7 #769FE2

Accessibility & contrast

On white

6.31

#275DB6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#275DB6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275DB6

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275DB6	#FFFFFF	#000000	##FFFFFF
##275DB6	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2967B9

Deuteranopia (green-blind)

#005AB4

Tritanopia (blue-blind)

#007281

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #275db6;
/* rgb */ color: rgb(39, 93, 182);
/* oklch */ color: oklch(49.3% 0.152 260.0);

Tailwind

colors: {
  custom: {
    50: '#778acc',
    500: '#275db6',
    950: '#000000',
  },
}

SCSS

$custom: #275db6;
$custom-light: #778acc;
$custom-dark: #000000;

JSON

{
  "hex": "#275db6",
  "rgb": {
    "r": 39,
    "g": 93,
    "b": 182
  },
  "hsl": {
    "h": 217.343,
    "s": 64.706,
    "l": 43.333
  },
  "oklch": {
    "l": 0.49295,
    "c": 0.15243,
    "h": 260
  },
  "luminance": 0.11637
}

Semantic roles & 50–950 ramp

primary

#275DB6

secondary

#C9A770

accent

#A840E8

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #275DB6

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

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