#275AA5#275AA5

#275AA5 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 47.4% C 0.133 H 258.3°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#275AA5
RGB	rgb(39, 90, 165)
HSL	hsl(216, 62%, 40%)
HSV	hsv(216, 76%, 65%)
CMYK	cmyk(76.4%, 45.5%, 0%, 35.3%)
CIE-LAB	lab(38.65, 10.15, -45.35)
CIE-LCH	lch(38.65, 46.47, 282.61°)
OKLab	oklab(47.42% -0.027 -0.13)
OKLCH	oklch(47.42% 0.133 258.3)
XYZ	xyz(11.2819, 10.4590, 37.0142)
Luminance	0.1046 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#275AA5 #A57227

analogous

#2799A5 #275AA5 #3327A5

triadic

#275AA5 #A5275A #5AA527

tetradic

#275AA5 #A52799 #A57227 #27A533

square

#275AA5 #A52799 #A57227 #27A533

split-complementary

#275AA5 #A53327 #99A527

monochromatic

#102442 #1B3F74 #275AA5 #3976D0 #6A98DC

Accessibility & contrast

On white

6.79

#275AA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#275AA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #275AA5

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##275AA5	#FFFFFF	#000000	##FFFFFF
##275AA5	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3361A8

Deuteranopia (green-blind)

#1956A3

Tritanopia (blue-blind)

#006C77

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #275aa5;
/* rgb */ color: rgb(39, 90, 165);
/* oklch */ color: oklch(47.4% 0.133 258.3);

Tailwind

colors: {
  custom: {
    50: '#7388c0',
    500: '#275aa5',
    950: '#000000',
  },
}

SCSS

$custom: #275aa5;
$custom-light: #7388c0;
$custom-dark: #000000;

JSON

{
  "hex": "#275aa5",
  "rgb": {
    "r": 39,
    "g": 90,
    "b": 165
  },
  "hsl": {
    "h": 215.714,
    "s": 61.765,
    "l": 40
  },
  "oklch": {
    "l": 0.47417,
    "c": 0.13274,
    "h": 258.3
  },
  "luminance": 0.1046
}

Semantic roles & 50–950 ramp

primary

#275AA5

secondary

#C29D66

accent

#A343E5

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #275AA5

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

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