#3987A3#3987A3

#3987A3 is a mid, moderate cyan. Relative luminance 0.208; OKLCH L 58.7% C 0.087 H 224.9°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#3987A3
RGB	rgb(57, 135, 163)
HSL	hsl(196, 48%, 43%)
HSV	hsv(196, 65%, 64%)
CMYK	cmyk(65%, 17.2%, 0%, 36.1%)
CIE-LAB	lab(52.77, -14.95, -21.95)
CIE-LCH	lch(52.77, 26.56, 235.74°)
OKLab	oklab(58.68% -0.0614 -0.0613)
OKLCH	oklch(58.68% 0.087 224.9)
XYZ	xyz(16.9595, 20.8404, 37.7720)
Luminance	0.2084 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3987A3 #A35539

analogous

#39A38A #3987A3 #3952A3

triadic

#3987A3 #A33987 #87A339

tetradic

#3987A3 #8A39A3 #A35539 #52A339

square

#3987A3 #8A39A3 #A35539 #52A339

split-complementary

#3987A3 #A33952 #A38A39

monochromatic

#193C48 #296176 #3987A3 #55A7C4 #83BED4

Accessibility & contrast

On white

4.06

#3987A3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#3987A3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3987A3

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3987A3	#FFFFFF	#000000	##000000
##3987A3	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7884A4

Deuteranopia (green-blind)

#6979A3

Tritanopia (blue-blind)

#008F90

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3987a3;
/* rgb */ color: rgb(57, 135, 163);
/* oklch */ color: oklch(58.7% 0.087 224.9);

Tailwind

colors: {
  custom: {
    50: '#7baabe',
    500: '#3987a3',
    950: '#000000',
  },
}

SCSS

$custom: #3987a3;
$custom-light: #7baabe;
$custom-dark: #000000;

JSON

{
  "hex": "#3987a3",
  "rgb": {
    "r": 57,
    "g": 135,
    "b": 163
  },
  "hsl": {
    "h": 195.849,
    "s": 48.182,
    "l": 43.137
  },
  "oklch": {
    "l": 0.58675,
    "c": 0.08672,
    "h": 224.9
  },
  "luminance": 0.20842
}

Semantic roles & 50–950 ramp

primary

#3987A3

secondary

#BD8C7A

accent

#7450D8

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #3987A3

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

Preview Lab → · Contrast checker → · Palette generator →