#274CA1#274CA1

#274CA1 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.0% C 0.144 H 263.8°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#274CA1
RGB	rgb(39, 76, 161)
HSL	hsl(222, 61%, 39%)
HSV	hsv(222, 76%, 63%)
CMYK	cmyk(75.8%, 52.8%, 0%, 36.9%)
CIE-LAB	lab(34.34, 17.89, -49.91)
CIE-LCH	lch(34.34, 53.02, 289.72°)
OKLab	oklab(44.02% -0.0157 -0.1436)
OKLCH	oklch(44.02% 0.145 263.8)
XYZ	xyz(9.8519, 8.1723, 34.7695)
Luminance	0.0817 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274CA1 #A17C27

analogous

#2789A1 #274CA1 #3F27A1

triadic

#274CA1 #A1274C #4CA127

tetradic

#274CA1 #A12789 #A17C27 #27A13F

square

#274CA1 #A12789 #A17C27 #27A13F

split-complementary

#274CA1 #A13F27 #89A127

monochromatic

#0F1D3E #1B3570 #274CA1 #3765CE #688BDA

Accessibility & contrast

On white

7.97

#274CA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#274CA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274CA1

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274CA1	#FFFFFF	#000000	##FFFFFF
##274CA1	1.00	7.97	2.63	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1257A4

Deuteranopia (green-blind)

#004B9F

Tritanopia (blue-blind)

#00616F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #274ca1;
/* rgb */ color: rgb(39, 76, 161);
/* oklch */ color: oklch(44.0% 0.144 263.8);

Tailwind

colors: {
  custom: {
    50: '#737dbd',
    500: '#274ca1',
    950: '#000000',
  },
}

SCSS

$custom: #274ca1;
$custom-light: #737dbd;
$custom-dark: #000000;

JSON

{
  "hex": "#274ca1",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 161
  },
  "hsl": {
    "h": 221.803,
    "s": 61,
    "l": 39.216
  },
  "oklch": {
    "l": 0.44023,
    "c": 0.1445,
    "h": 263.8
  },
  "luminance": 0.08173
}

Semantic roles & 50–950 ramp

primary

#274CA1

secondary

#C0A463

accent

#B344E4

background

#F7F7FB

surface

#EDEEF7

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #274CA1

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

Preview Lab → · Contrast checker → · Palette generator →