#274CA8#274CA8

#274CA8 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.6% C 0.154 H 264.4°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#274CA8
RGB	rgb(39, 76, 168)
HSL	hsl(223, 62%, 41%)
HSV	hsv(223, 77%, 66%)
CMYK	cmyk(76.8%, 54.8%, 0%, 34.1%)
CIE-LAB	lab(34.86, 20.61, -53.27)
CIE-LCH	lch(34.86, 57.12, 291.15°)
OKLab	oklab(44.58% -0.015 -0.1535)
OKLCH	oklch(44.58% 0.154 264.4)
XYZ	xyz(10.4865, 8.4262, 38.1119)
Luminance	0.0843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274CA8 #A88327

analogous

#278CA8 #274CA8 #4327A8

triadic

#274CA8 #A8274C #4CA827

tetradic

#274CA8 #A8278C #A88327 #27A843

square

#274CA8 #A8278C #A88327 #27A843

split-complementary

#274CA8 #A84327 #8CA827

monochromatic

#101F45 #1B3676 #274CA8 #3B66D1 #6C8DDD

Accessibility & contrast

On white

7.82

#274CA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#274CA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274CA8

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274CA8	#FFFFFF	#000000	##FFFFFF
##274CA8	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058AB

Deuteranopia (green-blind)

#004CA6

Tritanopia (blue-blind)

#006372

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #274ca8;
/* rgb */ color: rgb(39, 76, 168);
/* oklch */ color: oklch(44.6% 0.154 264.4);

Tailwind

colors: {
  custom: {
    50: '#757dc3',
    500: '#274ca8',
    950: '#000000',
  },
}

SCSS

$custom: #274ca8;
$custom-light: #757dc3;
$custom-dark: #000000;

JSON

{
  "hex": "#274ca8",
  "rgb": {
    "r": 39,
    "g": 76,
    "b": 168
  },
  "hsl": {
    "h": 222.791,
    "s": 62.319,
    "l": 40.588
  },
  "oklch": {
    "l": 0.44578,
    "c": 0.15426,
    "h": 264.4
  },
  "luminance": 0.08427
}

Semantic roles & 50–950 ramp

primary

#274CA8

secondary

#C3A967

accent

#B742E5

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #274CA8

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

Preview Lab → · Contrast checker → · Palette generator →