#39B2EF#39B2EF

#39B2EF is a light, vivid cyan. Relative luminance 0.389; OKLCH L 72.4% C 0.136 H 235.6°. Best body text is #000000 at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#39B2EF
RGB	rgb(57, 178, 239)
HSL	hsl(200, 85%, 58%)
HSV	hsv(200, 76%, 94%)
CMYK	cmyk(76.2%, 25.5%, 0%, 6.3%)
CIE-LAB	lab(68.71, -13.05, -39.83)
CIE-LCH	lch(68.71, 41.92, 251.86°)
OKLab	oklab(72.42% -0.0769 -0.1124)
OKLCH	oklch(72.42% 0.136 235.6)
XYZ	xyz(33.1815, 38.9387, 87.4117)
Luminance	0.3894 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39B2EF #EF7639

analogous

#39EFD1 #39B2EF #3957EF

triadic

#39B2EF #EF39B2 #B2EF39

tetradic

#39B2EF #D139EF #EF7639 #57EF39

square

#39B2EF #D139EF #EF7639 #57EF39

split-complementary

#39B2EF #EF3957 #EFD139

monochromatic

#0D6FA1 #1296D9 #39B2EF #72C8F4 #AADEF8

Accessibility & contrast

On white

2.39

#39B2EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.79

#39B2EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #39B2EF

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39B2EF	#FFFFFF	#000000	##000000
##39B2EF	1.00	2.39	8.79	8.79
#FFFFFF	2.39	1.00	21.00	21.00
#000000	8.79	21.00	1.00	1.00
##000000	8.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94B1F2

Deuteranopia (green-blind)

#7CA0EE

Tritanopia (blue-blind)

#00C2C7

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #39b2ef;
/* rgb */ color: rgb(57, 178, 239);
/* oklch */ color: oklch(72.4% 0.136 235.6);

Tailwind

colors: {
  custom: {
    50: '#89c9f4',
    500: '#39b2ef',
    950: '#000000',
  },
}

SCSS

$custom: #39b2ef;
$custom-light: #89c9f4;
$custom-dark: #000000;

JSON

{
  "hex": "#39b2ef",
  "rgb": {
    "r": 57,
    "g": 178,
    "b": 239
  },
  "hsl": {
    "h": 200.11,
    "s": 85.047,
    "l": 58.039
  },
  "oklch": {
    "l": 0.72421,
    "c": 0.1362,
    "h": 235.6
  },
  "luminance": 0.38943
}

Semantic roles & 50–950 ramp

primary

#39B2EF

secondary

#E6B69E

accent

#722DFB

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0D1317

muted

#7E8285

Preview Lab

Preview with #39B2EF

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

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