#275FAE#275FAE

#275FAE is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.2% C 0.139 H 257.7°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#275FAE
RGB	rgb(39, 95, 174)
HSL	hsl(215, 63%, 42%)
HSV	hsv(215, 78%, 68%)
CMYK	cmyk(77.6%, 45.4%, 0%, 31.8%)
CIE-LAB	lab(40.69, 10.38, -47.42)
CIE-LCH	lch(40.69, 48.54, 282.34°)
OKLab	oklab(49.17% -0.0296 -0.1359)
OKLCH	oklch(49.17% 0.139 257.7)
XYZ	xyz(12.5661, 11.6703, 41.6265)
Luminance	0.1167 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275FAE #AE7627

analogous

#27A3AE #275FAE #3327AE

triadic

#275FAE #AE275F #5FAE27

tetradic

#275FAE #AE27A3 #AE7627 #27AE33

square

#275FAE #AE27A3 #AE7627 #27AE33

split-complementary

#275FAE #AE3327 #A3AE27

monochromatic

#11284A #1C447C #275FAE #3E7CD4 #709EDF

Accessibility & contrast

On white

6.30

#275FAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#275FAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275FAE

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275FAE	#FFFFFF	#000000	##FFFFFF
##275FAE	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3667B1

Deuteranopia (green-blind)

#195AAC

Tritanopia (blue-blind)

#00727E

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #275fae;
/* rgb */ color: rgb(39, 95, 174);
/* oklch */ color: oklch(49.2% 0.139 257.7);

Tailwind

colors: {
  custom: {
    50: '#758bc7',
    500: '#275fae',
    950: '#000000',
  },
}

SCSS

$custom: #275fae;
$custom-light: #758bc7;
$custom-dark: #000000;

JSON

{
  "hex": "#275fae",
  "rgb": {
    "r": 39,
    "g": 95,
    "b": 174
  },
  "hsl": {
    "h": 215.111,
    "s": 63.38,
    "l": 41.765
  },
  "oklch": {
    "l": 0.49171,
    "c": 0.13913,
    "h": 257.7
  },
  "luminance": 0.11672
}

Semantic roles & 50–950 ramp

primary

#275FAE

secondary

#C6A06B

accent

#A241E6

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #275FAE

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

Preview Lab → · Contrast checker → · Palette generator →