#274AA0#274AA0

#274AA0 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.5% C 0.146 H 264.4°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#274AA0
RGB	rgb(39, 74, 160)
HSL	hsl(223, 61%, 39%)
HSV	hsv(223, 76%, 63%)
CMYK	cmyk(75.6%, 53.7%, 0%, 37.3%)
CIE-LAB	lab(33.70, 18.85, -50.34)
CIE-LCH	lch(33.70, 53.75, 290.53°)
OKLab	oklab(43.52% -0.0141 -0.1449)
OKLCH	oklch(43.52% 0.146 264.4)
XYZ	xyz(9.6284, 7.8659, 34.2617)
Luminance	0.0787 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274AA0 #A07D27

analogous

#2787A0 #274AA0 #4127A0

triadic

#274AA0 #A0274A #4AA027

tetradic

#274AA0 #A02787 #A07D27 #27A041

square

#274AA0 #A02787 #A07D27 #27A041

split-complementary

#274AA0 #A04127 #87A027

monochromatic

#0F1C3E #1B336F #274AA0 #3662CE #6789DA

Accessibility & contrast

On white

8.16

#274AA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#274AA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274AA0

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274AA0	#FFFFFF	#000000	##FFFFFF
##274AA0	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A55A3

Deuteranopia (green-blind)

#004A9E

Tritanopia (blue-blind)

#005F6D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #274aa0;
/* rgb */ color: rgb(39, 74, 160);
/* oklch */ color: oklch(43.5% 0.146 264.4);

Tailwind

colors: {
  custom: {
    50: '#737cbd',
    500: '#274aa0',
    950: '#000000',
  },
}

SCSS

$custom: #274aa0;
$custom-light: #737cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#274aa0",
  "rgb": {
    "r": 39,
    "g": 74,
    "b": 160
  },
  "hsl": {
    "h": 222.645,
    "s": 60.804,
    "l": 39.02
  },
  "oklch": {
    "l": 0.43517,
    "c": 0.14564,
    "h": 264.4
  },
  "luminance": 0.07867
}

Semantic roles & 50–950 ramp

primary

#274AA0

secondary

#C0A563

accent

#B644E4

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #274AA0

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

Preview Lab → · Contrast checker → · Palette generator →