#334FA5#334FA5

#334FA5 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.5% C 0.143 H 267.0°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#334FA5
RGB	rgb(51, 79, 165)
HSL	hsl(225, 53%, 42%)
HSV	hsv(225, 69%, 65%)
CMYK	cmyk(69.1%, 52.1%, 0%, 35.3%)
CIE-LAB	lab(36.01, 19.13, -49.59)
CIE-LCH	lch(36.01, 53.15, 291.10°)
OKLab	oklab(45.53% -0.0074 -0.1424)
OKLCH	oklch(45.53% 0.143 267)
XYZ	xyz(10.9504, 9.0113, 36.7523)
Luminance	0.0901 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334FA5 #A58933

analogous

#3388A5 #334FA5 #5033A5

triadic

#334FA5 #A5334F #4FA533

tetradic

#334FA5 #A53388 #A58933 #33A550

square

#334FA5 #A53388 #A58933 #33A550

split-complementary

#334FA5 #A55033 #88A533

monochromatic

#162248 #253976 #334FA5 #4D6BC8 #7C92D6

Accessibility & contrast

On white

7.49

#334FA5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#334FA5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334FA5

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334FA5	#FFFFFF	#000000	##FFFFFF
##334FA5	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A5AA8

Deuteranopia (green-blind)

#0050A3

Tritanopia (blue-blind)

#006372

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #334fa5;
/* rgb */ color: rgb(51, 79, 165);
/* oklch */ color: oklch(45.5% 0.143 267.0);

Tailwind

colors: {
  custom: {
    50: '#787fc0',
    500: '#334fa5',
    950: '#000000',
  },
}

SCSS

$custom: #334fa5;
$custom-light: #787fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#334fa5",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 165
  },
  "hsl": {
    "h": 225.263,
    "s": 52.778,
    "l": 42.353
  },
  "oklch": {
    "l": 0.45528,
    "c": 0.14261,
    "h": 267
  },
  "luminance": 0.09012
}

Semantic roles & 50–950 ramp

primary

#334FA5

secondary

#BFAD75

accent

#B94CDC

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #334FA5

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

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