#39637B#39637B

#39637B is a mid, moderate cyan. Relative luminance 0.112; OKLCH L 47.9% C 0.061 H 235.1°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#39637B
RGB	rgb(57, 99, 123)
HSL	hsl(202, 37%, 35%)
HSV	hsv(202, 54%, 48%)
CMYK	cmyk(53.7%, 19.5%, 0%, 51.8%)
CIE-LAB	lab(39.95, -7.33, -17.95)
CIE-LCH	lch(39.95, 19.39, 247.77°)
OKLab	oklab(47.93% -0.0349 -0.0499)
OKLCH	oklch(47.93% 0.061 235.1)
XYZ	xyz(9.7230, 11.2228, 20.3889)
Luminance	0.1122 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39637B #7B5139

analogous

#397B72 #39637B #39427B

triadic

#39637B #7B3963 #637B39

tetradic

#39637B #72397B #7B5139 #427B39

square

#39637B #72397B #7B5139 #427B39

split-complementary

#39637B #7B3942 #7B7239

monochromatic

#122027 #264151 #39637B #4C85A5 #71A2BD

Accessibility & contrast

On white

6.47

#39637B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#39637B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #39637B

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39637B	#FFFFFF	#000000	##FFFFFF
##39637B	1.00	6.47	3.24	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58627C

Deuteranopia (green-blind)

#4F5B7B

Tritanopia (blue-blind)

#13696B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #39637b;
/* rgb */ color: rgb(57, 99, 123);
/* oklch */ color: oklch(47.9% 0.061 235.1);

Tailwind

colors: {
  custom: {
    50: '#748fa1',
    500: '#39637b',
    950: '#000000',
  },
}

SCSS

$custom: #39637b;
$custom-light: #748fa1;
$custom-dark: #000000;

JSON

{
  "hex": "#39637b",
  "rgb": {
    "r": 57,
    "g": 99,
    "b": 123
  },
  "hsl": {
    "h": 201.818,
    "s": 36.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.47925,
    "c": 0.06091,
    "h": 235.1
  },
  "luminance": 0.11224
}

Semantic roles & 50–950 ramp

primary

#39637B

secondary

#A68069

accent

#845BCD

background

#F7F8F9

surface

#EDF0F2

border

#C8CBCC

text

#080C0F

muted

#7B7D7E

Preview Lab

Preview with #39637B

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

Preview Lab → · Contrast checker → · Palette generator →