#274CA9#274CA9

#274CA9 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.7% C 0.156 H 264.5°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#274CA9
RGB	rgb(39, 76, 169)
HSL	hsl(223, 63%, 41%)
HSV	hsv(223, 77%, 66%)
CMYK	cmyk(76.9%, 55%, 0%, 33.7%)
CIE-LAB	lab(34.93, 20.99, -53.74)
CIE-LCH	lch(34.93, 57.70, 291.34°)
OKLab	oklab(44.66% -0.0149 -0.1549)
OKLCH	oklch(44.66% 0.156 264.5)
XYZ	xyz(10.5800, 8.4636, 38.6045)
Luminance	0.0847 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274CA9 #A98427

analogous

#278DA9 #274CA9 #4327A9

triadic

#274CA9 #A9274C #4CA927

tetradic

#274CA9 #A9278D #A98427 #27A943

square

#274CA9 #A9278D #A98427 #27A943

split-complementary

#274CA9 #A94327 #8DA927

monochromatic

#101F46 #1C3677 #274CA9 #3B66D2 #6D8DDD

Accessibility & contrast

On white

7.80

#274CA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#274CA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274CA9

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274CA9	#FFFFFF	#000000	##FFFFFF
##274CA9	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058AC

Deuteranopia (green-blind)

#004CA7

Tritanopia (blue-blind)

#006373

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #274ca9;
/* rgb */ color: rgb(39, 76, 169);
/* oklch */ color: oklch(44.7% 0.156 264.5);

Tailwind

colors: {
  custom: {
    50: '#757dc3',
    500: '#274ca9',
    950: '#000000',
  },
}

SCSS

$custom: #274ca9;
$custom-light: #757dc3;
$custom-dark: #000000;

JSON

{
  "hex": "#274ca9",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 169
  },
  "hsl": {
    "h": 222.923,
    "s": 62.5,
    "l": 40.784
  },
  "oklch": {
    "l": 0.44658,
    "c": 0.15564,
    "h": 264.5
  },
  "luminance": 0.08465
}

Semantic roles & 50–950 ramp

primary

#274CA9

secondary

#C4AA68

accent

#B742E6

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #274CA9

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

Preview Lab → · Contrast checker → · Palette generator →