#274FA8#274FA8

#274FA8 is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.2% C 0.150 H 263.4°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#274FA8
RGB	rgb(39, 79, 168)
HSL	hsl(221, 62%, 41%)
HSV	hsv(221, 77%, 66%)
CMYK	cmyk(76.8%, 53%, 0%, 34.1%)
CIE-LAB	lab(35.69, 18.60, -51.91)
CIE-LCH	lch(35.69, 55.14, 289.71°)
OKLab	oklab(45.21% -0.0173 -0.1495)
OKLCH	oklch(45.21% 0.15 263.4)
XYZ	xyz(10.6980, 8.8492, 38.1825)
Luminance	0.0885 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274FA8 #A88027

analogous

#2790A8 #274FA8 #3F27A8

triadic

#274FA8 #A8274F #4FA827

tetradic

#274FA8 #A82790 #A88027 #27A83F

square

#274FA8 #A82790 #A88027 #27A83F

split-complementary

#274FA8 #A83F27 #90A827

monochromatic

#102045 #1B3876 #274FA8 #3B69D1 #6C8FDD

Accessibility & contrast

On white

7.58

#274FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#274FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274FA8

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274FA8	#FFFFFF	#000000	##FFFFFF
##274FA8	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#105AAB

Deuteranopia (green-blind)

#004EA6

Tritanopia (blue-blind)

#006574

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #274fa8;
/* rgb */ color: rgb(39, 79, 168);
/* oklch */ color: oklch(45.2% 0.150 263.4);

Tailwind

colors: {
  custom: {
    50: '#747fc2',
    500: '#274fa8',
    950: '#000000',
  },
}

SCSS

$custom: #274fa8;
$custom-light: #747fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#274fa8",
  "rgb": {
    "r": 39,
    "g": 79,
    "b": 168
  },
  "hsl": {
    "h": 221.395,
    "s": 62.319,
    "l": 40.588
  },
  "oklch": {
    "l": 0.45213,
    "c": 0.15048,
    "h": 263.4
  },
  "luminance": 0.0885
}

Semantic roles & 50–950 ramp

primary

#274FA8

secondary

#C3A767

accent

#B342E5

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #274FA8

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

Preview Lab → · Contrast checker → · Palette generator →