#274FB0#274FB0

#274FB0 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.8% C 0.162 H 264.1°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#274FB0
RGB	rgb(39, 79, 176)
HSL	hsl(222, 64%, 42%)
HSV	hsv(222, 78%, 69%)
CMYK	cmyk(77.8%, 55.1%, 0%, 31%)
CIE-LAB	lab(36.28, 21.70, -55.71)
CIE-LCH	lch(36.28, 59.78, 291.28°)
OKLab	oklab(45.85% -0.0166 -0.1606)
OKLCH	oklch(45.85% 0.162 264.1)
XYZ	xyz(11.4664, 9.1566, 42.2290)
Luminance	0.0916 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274FB0 #B08827

analogous

#2793B0 #274FB0 #4427B0

triadic

#274FB0 #B0274F #4FB027

tetradic

#274FB0 #B02793 #B08827 #27B044

square

#274FB0 #B02793 #B08827 #27B044

split-complementary

#274FB0 #B04427 #93B027

monochromatic

#11224C #1C397E #274FB0 #406BD5 #7292E0

Accessibility & contrast

On white

7.42

#274FB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#274FB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274FB0

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274FB0	#FFFFFF	#000000	##FFFFFF
##274FB0	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB3

Deuteranopia (green-blind)

#004FAE

Tritanopia (blue-blind)

#006777

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #274fb0;
/* rgb */ color: rgb(39, 79, 176);
/* oklch */ color: oklch(45.8% 0.162 264.1);

Tailwind

colors: {
  custom: {
    50: '#767fc8',
    500: '#274fb0',
    950: '#000000',
  },
}

SCSS

$custom: #274fb0;
$custom-light: #767fc8;
$custom-dark: #000000;

JSON

{
  "hex": "#274fb0",
  "rgb": {
    "r": 39,
    "g": 79,
    "b": 176
  },
  "hsl": {
    "h": 222.482,
    "s": 63.721,
    "l": 42.157
  },
  "oklch": {
    "l": 0.45848,
    "c": 0.16151,
    "h": 264.1
  },
  "luminance": 0.09158
}

Semantic roles & 50–950 ramp

primary

#274FB0

secondary

#C7AC6C

accent

#B641E7

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #274FB0

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

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