#274F87#274F87

#274F87 is a dark, moderate blue. Relative luminance 0.078; OKLCH L 42.8% C 0.104 H 257.3°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#274F87
RGB	rgb(39, 79, 135)
HSL	hsl(215, 55%, 34%)
HSV	hsv(215, 71%, 53%)
CMYK	cmyk(71.1%, 41.5%, 0%, 47.1%)
CIE-LAB	lab(33.50, 5.79, -35.46)
CIE-LCH	lch(33.50, 35.92, 279.27°)
OKLab	oklab(42.83% -0.0229 -0.1011)
OKLCH	oklch(42.83% 0.104 257.3)
XYZ	xyz(8.0043, 7.7717, 23.9952)
Luminance	0.0777 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#274F87 #875F27

analogous

#277F87 #274F87 #2F2787

triadic

#274F87 #87274F #4F8727

tetradic

#274F87 #87277F #875F27 #27872F

square

#274F87 #87277F #875F27 #27872F

split-complementary

#274F87 #872F27 #7F8727

monochromatic

#0C1728 #193358 #274F87 #356BB6 #598ACF

Accessibility & contrast

On white

8.22

#274F87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#274F87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #274F87

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##274F87	#FFFFFF	#000000	##FFFFFF
##274F87	1.00	8.22	2.55	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355489

Deuteranopia (green-blind)

#264B86

Tritanopia (blue-blind)

#005C64

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #274f87;
/* rgb */ color: rgb(39, 79, 135);
/* oklch */ color: oklch(42.8% 0.104 257.3);

Tailwind

colors: {
  custom: {
    50: '#6d7faa',
    500: '#274f87',
    950: '#000000',
  },
}

SCSS

$custom: #274f87;
$custom-light: #6d7faa;
$custom-dark: #000000;

JSON

{
  "hex": "#274f87",
  "rgb": {
    "r": 39,
    "g": 79,
    "b": 135
  },
  "hsl": {
    "h": 215,
    "s": 55.172,
    "l": 34.118
  },
  "oklch": {
    "l": 0.42828,
    "c": 0.10364,
    "h": 257.3
  },
  "luminance": 0.07773
}

Semantic roles & 50–950 ramp

primary

#274F87

secondary

#B48D56

accent

#A049DF

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#080A10

muted

#7A7C7F

Preview Lab

Preview with #274F87

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

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