#274DA8#274DA8

#274DA8 is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.8% C 0.153 H 264.1°. Best body text is #FFFFFF at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#274DA8
RGB	rgb(39, 77, 168)
HSL	hsl(222, 62%, 41%)
HSV	hsv(222, 77%, 66%)
CMYK	cmyk(76.8%, 54.2%, 0%, 34.1%)
CIE-LAB	lab(35.13, 19.94, -52.82)
CIE-LCH	lch(35.13, 56.46, 290.68°)
OKLab	oklab(44.79% -0.0158 -0.1522)
OKLCH	oklch(44.79% 0.153 264.1)
XYZ	xyz(10.5560, 8.5651, 38.1351)
Luminance	0.0857 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274DA8 #A88227

analogous

#278DA8 #274DA8 #4227A8

triadic

#274DA8 #A8274D #4DA827

tetradic

#274DA8 #A8278D #A88227 #27A842

square

#274DA8 #A8278D #A88227 #27A842

split-complementary

#274DA8 #A84227 #8DA827

monochromatic

#101F45 #1B3676 #274DA8 #3B67D1 #6C8EDD

Accessibility & contrast

On white

7.74

#274DA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#274DA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274DA8

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274DA8	#FFFFFF	#000000	##FFFFFF
##274DA8	1.00	7.74	2.71	7.74
#FFFFFF	7.74	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0359AB

Deuteranopia (green-blind)

#004DA6

Tritanopia (blue-blind)

#006373

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #274da8;
/* rgb */ color: rgb(39, 77, 168);
/* oklch */ color: oklch(44.8% 0.153 264.1);

Tailwind

colors: {
  custom: {
    50: '#757ec3',
    500: '#274da8',
    950: '#000000',
  },
}

SCSS

$custom: #274da8;
$custom-light: #757ec3;
$custom-dark: #000000;

JSON

{
  "hex": "#274da8",
  "rgb": {
    "r": 39,
    "g": 77,
    "b": 168
  },
  "hsl": {
    "h": 222.326,
    "s": 62.319,
    "l": 40.588
  },
  "oklch": {
    "l": 0.44788,
    "c": 0.153,
    "h": 264.1
  },
  "luminance": 0.08566
}

Semantic roles & 50–950 ramp

primary

#274DA8

secondary

#C3A867

accent

#B542E5

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #274DA8

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

Preview Lab → · Contrast checker → · Palette generator →