#3989CA#3989CA

#3989CA is a mid, vivid cyan. Relative luminance 0.230; OKLCH L 61.1% C 0.126 H 246.5°. Best body text is #000000 at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#3989CA
RGB	rgb(57, 137, 202)
HSL	hsl(207, 58%, 51%)
HSV	hsv(207, 72%, 79%)
CMYK	cmyk(71.8%, 32.2%, 0%, 20.8%)
CIE-LAB	lab(55.10, -2.79, -40.65)
CIE-LCH	lch(55.10, 40.74, 266.07°)
OKLab	oklab(61.09% -0.0502 -0.1152)
OKLCH	oklch(61.09% 0.126 246.5)
XYZ	xyz(21.2896, 23.0231, 59.1875)
Luminance	0.2303 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3989CA #CA7A39

analogous

#39CAC3 #3989CA #3940CA

triadic

#3989CA #CA3989 #89CA39

tetradic

#3989CA #C339CA #CA7A39 #40CA39

square

#3989CA #C339CA #CA7A39 #40CA39

split-complementary

#3989CA #CA3940 #CAC339

monochromatic

#1D486C #2A699C #3989CA #69A6D7 #9AC3E4

Accessibility & contrast

On white

3.75

#3989CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.61

#3989CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3989CA

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3989CA	#FFFFFF	#000000	##000000
##3989CA	1.00	3.75	5.61	5.61
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.61	21.00	1.00	1.00
##000000	5.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C8BCD

Deuteranopia (green-blind)

#577EC9

Tritanopia (blue-blind)

#0099A0

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #3989ca;
/* rgb */ color: rgb(57, 137, 202);
/* oklch */ color: oklch(61.1% 0.126 246.5);

Tailwind

colors: {
  custom: {
    50: '#81abda',
    500: '#3989ca',
    950: '#000000',
  },
}

SCSS

$custom: #3989ca;
$custom-light: #81abda;
$custom-dark: #000000;

JSON

{
  "hex": "#3989ca",
  "rgb": {
    "r": 57,
    "g": 137,
    "b": 202
  },
  "hsl": {
    "h": 206.897,
    "s": 57.769,
    "l": 50.784
  },
  "oklch": {
    "l": 0.61085,
    "c": 0.12566,
    "h": 246.5
  },
  "luminance": 0.23025
}

Semantic roles & 50–950 ramp

primary

#3989CA

secondary

#D0AC8F

accent

#8C47E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3989CA

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

Preview Lab → · Contrast checker → · Palette generator →