#274CA3#274CA3

#274CA3 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.2% C 0.147 H 264.0°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#274CA3
RGB	rgb(39, 76, 163)
HSL	hsl(222, 61%, 40%)
HSV	hsv(222, 76%, 64%)
CMYK	cmyk(76.1%, 53.4%, 0%, 36.1%)
CIE-LAB	lab(34.48, 18.67, -50.88)
CIE-LCH	lch(34.48, 54.19, 290.15°)
OKLab	oklab(44.18% -0.0155 -0.1465)
OKLCH	oklch(44.18% 0.147 264)
XYZ	xyz(10.0297, 8.2434, 35.7058)
Luminance	0.0824 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274CA3 #A37E27

analogous

#278AA3 #274CA3 #4027A3

triadic

#274CA3 #A3274C #4CA327

tetradic

#274CA3 #A3278A #A37E27 #27A340

square

#274CA3 #A3278A #A37E27 #27A340

split-complementary

#274CA3 #A34027 #8AA327

monochromatic

#0F1E40 #1B3572 #274CA3 #3865CF #698BDB

Accessibility & contrast

On white

7.93

#274CA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#274CA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274CA3

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274CA3	#FFFFFF	#000000	##FFFFFF
##274CA3	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D57A6

Deuteranopia (green-blind)

#004CA1

Tritanopia (blue-blind)

#006170

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #274ca3;
/* rgb */ color: rgb(39, 76, 163);
/* oklch */ color: oklch(44.2% 0.147 264.0);

Tailwind

colors: {
  custom: {
    50: '#737dbf',
    500: '#274ca3',
    950: '#000000',
  },
}

SCSS

$custom: #274ca3;
$custom-light: #737dbf;
$custom-dark: #000000;

JSON

{
  "hex": "#274ca3",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 163
  },
  "hsl": {
    "h": 222.097,
    "s": 61.386,
    "l": 39.608
  },
  "oklch": {
    "l": 0.4418,
    "c": 0.1473,
    "h": 264
  },
  "luminance": 0.08245
}

Semantic roles & 50–950 ramp

primary

#274CA3

secondary

#C1A664

accent

#B443E4

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #274CA3

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

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