#3980FC#3980FC

#3980FC is a light, vivid blue. Relative luminance 0.233; OKLCH L 62.2% C 0.199 H 260.7°. Best body text is #000000 at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#3980FC
RGB	rgb(57, 128, 252)
HSL	hsl(218, 97%, 61%)
HSV	hsv(218, 77%, 99%)
CMYK	cmyk(77.4%, 49.2%, 0%, 1.2%)
CIE-LAB	lab(55.41, 20.75, -68.09)
CIE-LCH	lch(55.41, 71.18, 286.95°)
OKLab	oklab(62.25% -0.0321 -0.1959)
OKLCH	oklch(62.25% 0.199 260.7)
XYZ	xyz(26.9708, 23.3333, 95.1589)
Luminance	0.2334 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3980FC #FCB539

analogous

#39E1FC #3980FC #5339FC

triadic

#3980FC #FC3980 #80FC39

tetradic

#3980FC #FC39E1 #FCB539 #39FC53

square

#3980FC #FC39E1 #FCB539 #39FC53

split-complementary

#3980FC #FC5339 #E1FC39

monochromatic

#0345B8 #045BF4 #3980FC #75A7FD #B2CDFE

Accessibility & contrast

On white

3.71

#3980FC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.67

#3980FC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3980FC

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3980FC	#FFFFFF	#000000	##000000
##3980FC	1.00	3.71	5.67	5.67
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.67	21.00	1.00	1.00
##000000	5.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#348EFF

Deuteranopia (green-blind)

#007CFA

Tritanopia (blue-blind)

#009EB2

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #3980fc;
/* rgb */ color: rgb(57, 128, 252);
/* oklch */ color: oklch(62.2% 0.199 260.7);

Tailwind

colors: {
  custom: {
    50: '#8ba4fe',
    500: '#3980fc',
    950: '#000000',
  },
}

SCSS

$custom: #3980fc;
$custom-light: #8ba4fe;
$custom-dark: #000000;

JSON

{
  "hex": "#3980fc",
  "rgb": {
    "r": 57,
    "g": 128,
    "b": 252
  },
  "hsl": {
    "h": 218.154,
    "s": 97.015,
    "l": 60.588
  },
  "oklch": {
    "l": 0.62247,
    "c": 0.19853,
    "h": 260.7
  },
  "luminance": 0.23336
}

Semantic roles & 50–950 ramp

primary

#3980FC

secondary

#EDD2A3

accent

#9200E6

background

#F9FAFF

surface

#F2F3FF

border

#CCCDD7

text

#0E0F18

muted

#7E7F86

Preview Lab

Preview with #3980FC

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

Preview Lab → · Contrast checker → · Palette generator →