#0339FE#0339FE

#0339FE is a mid, highly saturated blue. Relative luminance 0.101; OKLCH L 49.1% C 0.285 H 264.2°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#0339FE
RGB	rgb(3, 57, 254)
HSL	hsl(227, 99%, 50%)
HSV	hsv(227, 99%, 100%)
CMYK	cmyk(98.8%, 77.6%, 0%, 0.4%)
CIE-LAB	lab(38.02, 61.47, -97.76)
CIE-LCH	lch(38.02, 115.48, 302.16°)
OKLab	oklab(49.12% -0.0289 -0.2836)
OKLCH	oklch(49.12% 0.285 264.2)
XYZ	xyz(19.3838, 10.0987, 94.6743)
Luminance	0.1010 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0339FE #FEC803

analogous

#03B6FE #0339FE #4B03FE

triadic

#0339FE #FE0339 #39FE03

tetradic

#0339FE #FE03B6 #FEC803 #03FE4B

square

#0339FE #FE03B6 #FEC803 #03FE4B

split-complementary

#0339FE #FE4B03 #B6FE03

monochromatic

#011D86 #012BC3 #0339FE #4069FE #7D99FE

Accessibility & contrast

On white

6.95

#0339FE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#0339FE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #0339FE

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0339FE	#FFFFFF	#000000	##FFFFFF
##0339FE	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065FF

Deuteranopia (green-blind)

#004DFB

Tritanopia (blue-blind)

#00779B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #0339fe;
/* rgb */ color: rgb(3, 57, 254);
/* oklch */ color: oklch(49.1% 0.285 264.2);

Tailwind

colors: {
  custom: {
    50: '#8772ff',
    500: '#0339fe',
    950: '#000000',
  },
}

SCSS

$custom: #0339fe;
$custom-light: #8772ff;
$custom-dark: #000000;

JSON

{
  "hex": "#0339fe",
  "rgb": {
    "r": 3,
    "g": 57,
    "b": 254
  },
  "hsl": {
    "h": 227.092,
    "s": 99.209,
    "l": 50.392
  },
  "oklch": {
    "l": 0.49118,
    "c": 0.28502,
    "h": 264.2
  },
  "luminance": 0.10101
}

Semantic roles & 50–950 ramp

primary

#0339FE

secondary

#E6CE76

accent

#D129FF

background

#F9F7FF

surface

#F2EDFF

border

#CCC8D7

text

#0E0818

muted

#7E7B86

Preview Lab

Preview with #0339FE

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

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