#334CA6#334CA6

#334CA6 is a dark, vivid blue. Relative luminance 0.086; OKLCH L 45.0% C 0.148 H 268.2°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#334CA6
RGB	rgb(51, 76, 166)
HSL	hsl(227, 53%, 43%)
HSV	hsv(227, 69%, 65%)
CMYK	cmyk(69.3%, 54.2%, 0%, 34.9%)
CIE-LAB	lab(35.25, 21.49, -51.41)
CIE-LCH	lch(35.25, 55.72, 292.69°)
OKLab	oklab(44.98% -0.0046 -0.1478)
OKLCH	oklch(44.98% 0.148 268.2)
XYZ	xyz(10.8302, 8.6248, 37.1630)
Luminance	0.0863 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334CA6 #A68D33

analogous

#3385A6 #334CA6 #5433A6

triadic

#334CA6 #A6334C #4CA633

tetradic

#334CA6 #A63385 #A68D33 #33A654

square

#334CA6 #A63385 #A68D33 #33A654

split-complementary

#334CA6 #A65433 #85A633

monochromatic

#162148 #253777 #334CA6 #4E68C9 #7C90D7

Accessibility & contrast

On white

7.71

#334CA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#334CA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334CA6

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334CA6	#FFFFFF	#000000	##FFFFFF
##334CA6	1.00	7.71	2.73	7.71
#FFFFFF	7.71	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A58A9

Deuteranopia (green-blind)

#004EA4

Tritanopia (blue-blind)

#006271

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #334ca6;
/* rgb */ color: rgb(51, 76, 166);
/* oklch */ color: oklch(45.0% 0.148 268.2);

Tailwind

colors: {
  custom: {
    50: '#797dc1',
    500: '#334ca6',
    950: '#000000',
  },
}

SCSS

$custom: #334ca6;
$custom-light: #797dc1;
$custom-dark: #000000;

JSON

{
  "hex": "#334ca6",
  "rgb": {
    "r": 51,
    "g": 76,
    "b": 166
  },
  "hsl": {
    "h": 226.957,
    "s": 52.995,
    "l": 42.549
  },
  "oklch": {
    "l": 0.4498,
    "c": 0.14788,
    "h": 268.2
  },
  "luminance": 0.08626
}

Semantic roles & 50–950 ramp

primary

#334CA6

secondary

#C0AF75

accent

#BD4BDC

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #334CA6

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

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