#274D9A#274D9A

#274D9A is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.7% C 0.133 H 262.5°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#274D9A
RGB	rgb(39, 77, 154)
HSL	hsl(220, 60%, 38%)
HSV	hsv(220, 75%, 60%)
CMYK	cmyk(74.7%, 50%, 0%, 39.6%)
CIE-LAB	lab(34.13, 14.50, -46.03)
CIE-LCH	lch(34.13, 48.26, 287.48°)
OKLab	oklab(43.71% -0.0174 -0.1322)
OKLCH	oklch(43.71% 0.133 262.5)
XYZ	xyz(9.3212, 8.0712, 31.6322)
Luminance	0.0807 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274D9A #9A7427

analogous

#27869A #274D9A #3B279A

triadic

#274D9A #9A274D #4D9A27

tetradic

#274D9A #9A2786 #9A7427 #279A3B

square

#274D9A #9A2786 #9A7427 #279A3B

split-complementary

#274D9A #9A3B27 #869A27

monochromatic

#0E1C38 #1B3569 #274D9A #3365CB #648AD8

Accessibility & contrast

On white

8.03

#274D9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#274D9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274D9A

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274D9A	#FFFFFF	#000000	##FFFFFF
##274D9A	1.00	8.03	2.61	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21569D

Deuteranopia (green-blind)

#004B98

Tritanopia (blue-blind)

#005F6C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #274d9a;
/* rgb */ color: rgb(39, 77, 154);
/* oklch */ color: oklch(43.7% 0.133 262.5);

Tailwind

colors: {
  custom: {
    50: '#717eb8',
    500: '#274d9a',
    950: '#000000',
  },
}

SCSS

$custom: #274d9a;
$custom-light: #717eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#274d9a",
  "rgb": {
    "r": 39,
    "g": 77,
    "b": 154
  },
  "hsl": {
    "h": 220.174,
    "s": 59.585,
    "l": 37.843
  },
  "oklch": {
    "l": 0.43707,
    "c": 0.13335,
    "h": 262.5
  },
  "luminance": 0.08072
}

Semantic roles & 50–950 ramp

primary

#274D9A

secondary

#BD9E5F

accent

#AF45E3

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #274D9A

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

Preview Lab → · Contrast checker → · Palette generator →