#334E87#334E87

#334E87 is a dark, moderate blue. Relative luminance 0.079; OKLCH L 43.2% C 0.100 H 263.6°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#334E87
RGB	rgb(51, 78, 135)
HSL	hsl(221, 45%, 36%)
HSV	hsv(221, 62%, 53%)
CMYK	cmyk(62.2%, 42.2%, 0%, 47.1%)
CIE-LAB	lab(33.78, 8.70, -34.99)
CIE-LCH	lch(33.78, 36.05, 283.97°)
OKLab	oklab(43.2% -0.0111 -0.0995)
OKLCH	oklch(43.2% 0.1 263.6)
XYZ	xyz(8.4613, 7.9011, 23.9961)
Luminance	0.0790 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334E87 #876C33

analogous

#337887 #334E87 #423387

triadic

#334E87 #87334E #4E8733

tetradic

#334E87 #873378 #876C33 #338742

square

#334E87 #873378 #876C33 #338742

split-complementary

#334E87 #874233 #788733

monochromatic

#111B2E #22345B #334E87 #4468B3 #6D8AC8

Accessibility & contrast

On white

8.14

#334E87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#334E87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334E87

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334E87	#FFFFFF	#000000	##FFFFFF
##334E87	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355489

Deuteranopia (green-blind)

#294C86

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #334e87;
/* rgb */ color: rgb(51, 78, 135);
/* oklch */ color: oklch(43.2% 0.100 263.6);

Tailwind

colors: {
  custom: {
    50: '#737faa',
    500: '#334e87',
    950: '#000000',
  },
}

SCSS

$custom: #334e87;
$custom-light: #737faa;
$custom-dark: #000000;

JSON

{
  "hex": "#334e87",
  "rgb": {
    "r": 51,
    "g": 78,
    "b": 135
  },
  "hsl": {
    "h": 220.714,
    "s": 45.161,
    "l": 36.471
  },
  "oklch": {
    "l": 0.43197,
    "c": 0.10013,
    "h": 263.6
  },
  "luminance": 0.07902
}

Semantic roles & 50–950 ramp

primary

#334E87

secondary

#B09866

accent

#AB53D5

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #334E87

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

Preview Lab → · Contrast checker → · Palette generator →