#275DB9#275DB9

#275DB9 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.5% C 0.157 H 260.4°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#275DB9
RGB	rgb(39, 93, 185)
HSL	hsl(218, 65%, 44%)
HSV	hsv(218, 79%, 73%)
CMYK	cmyk(78.9%, 49.7%, 0%, 27.5%)
CIE-LAB	lab(40.83, 15.93, -53.64)
CIE-LCH	lch(40.83, 55.96, 286.54°)
OKLab	oklab(49.52% -0.0262 -0.1543)
OKLCH	oklch(49.52% 0.157 260.4)
XYZ	xyz(13.5048, 11.7612, 47.4479)
Luminance	0.1176 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275DB9 #B98327

analogous

#27A6B9 #275DB9 #3A27B9

triadic

#275DB9 #B9275D #5DB927

tetradic

#275DB9 #B927A6 #B98327 #27B93A

square

#275DB9 #B927A6 #B98327 #27B93A

split-complementary

#275DB9 #B93A27 #A6B927

monochromatic

#122A54 #1C4486 #275DB9 #457CD8 #789FE3

Accessibility & contrast

On white

6.26

#275DB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#275DB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275DB9

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275DB9	#FFFFFF	#000000	##FFFFFF
##275DB9	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2567BC

Deuteranopia (green-blind)

#005AB7

Tritanopia (blue-blind)

#007382

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #275db9;
/* rgb */ color: rgb(39, 93, 185);
/* oklch */ color: oklch(49.5% 0.157 260.4);

Tailwind

colors: {
  custom: {
    50: '#788acf',
    500: '#275db9',
    950: '#000000',
  },
}

SCSS

$custom: #275db9;
$custom-light: #788acf;
$custom-dark: #000000;

JSON

{
  "hex": "#275db9",
  "rgb": {
    "r": 39,
    "g": 93,
    "b": 185
  },
  "hsl": {
    "h": 217.808,
    "s": 65.179,
    "l": 43.922
  },
  "oklch": {
    "l": 0.49515,
    "c": 0.1565,
    "h": 260.4
  },
  "luminance": 0.11763
}

Semantic roles & 50–950 ramp

primary

#275DB9

secondary

#CAA972

accent

#AA40E8

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #275DB9

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

Preview Lab → · Contrast checker → · Palette generator →