#274BA8#274BA8

#274BA8 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.4% C 0.156 H 264.7°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#274BA8
RGB	rgb(39, 75, 168)
HSL	hsl(223, 62%, 41%)
HSV	hsv(223, 77%, 66%)
CMYK	cmyk(76.8%, 55.4%, 0%, 34.1%)
CIE-LAB	lab(34.58, 21.28, -53.72)
CIE-LCH	lch(34.58, 57.78, 291.61°)
OKLab	oklab(44.37% -0.0142 -0.1549)
OKLCH	oklch(44.37% 0.156 264.7)
XYZ	xyz(10.4182, 8.2895, 38.0892)
Luminance	0.0829 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274BA8 #A88427

analogous

#278BA8 #274BA8 #4327A8

triadic

#274BA8 #A8274B #4BA827

tetradic

#274BA8 #A8278B #A88427 #27A843

square

#274BA8 #A8278B #A88427 #27A843

split-complementary

#274BA8 #A84327 #8BA827

monochromatic

#101F45 #1B3576 #274BA8 #3B65D1 #6C8CDD

Accessibility & contrast

On white

7.90

#274BA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#274BA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274BA8

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274BA8	#FFFFFF	#000000	##FFFFFF
##274BA8	1.00	7.90	2.66	7.90
#FFFFFF	7.90	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058AB

Deuteranopia (green-blind)

#004CA6

Tritanopia (blue-blind)

#006272

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #274ba8;
/* rgb */ color: rgb(39, 75, 168);
/* oklch */ color: oklch(44.4% 0.156 264.7);

Tailwind

colors: {
  custom: {
    50: '#757cc3',
    500: '#274ba8',
    950: '#000000',
  },
}

SCSS

$custom: #274ba8;
$custom-light: #757cc3;
$custom-dark: #000000;

JSON

{
  "hex": "#274ba8",
  "rgb": {
    "r": 39,
    "g": 75,
    "b": 168
  },
  "hsl": {
    "h": 223.256,
    "s": 62.319,
    "l": 40.588
  },
  "oklch": {
    "l": 0.44369,
    "c": 0.15551,
    "h": 264.7
  },
  "luminance": 0.08291
}

Semantic roles & 50–950 ramp

primary

#274BA8

secondary

#C3AA67

accent

#B842E5

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #274BA8

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

Preview Lab → · Contrast checker → · Palette generator →