#129BE2#129BE2

#129BE2 is a light, vivid cyan. Relative luminance 0.291; OKLCH L 65.8% C 0.148 H 240.3°. Best body text is #000000 at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#129BE2
RGB	rgb(18, 155, 226)
HSL	hsl(200, 85%, 48%)
HSV	hsv(200, 92%, 89%)
CMYK	cmyk(92%, 31.4%, 0%, 11.4%)
CIE-LAB	lab(60.83, -7.89, -45.09)
CIE-LCH	lch(60.83, 45.77, 260.08°)
OKLab	oklab(65.8% -0.0733 -0.1282)
OKLCH	oklch(65.8% 0.148 240.3)
XYZ	xyz(25.6928, 29.0589, 76.1915)
Luminance	0.2906 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#129BE2 #E25912

analogous

#12E2C1 #129BE2 #1233E2

triadic

#129BE2 #E2129B #9BE212

tetradic

#129BE2 #C112E2 #E25912 #33E212

square

#129BE2 #C112E2 #E25912 #33E212

split-complementary

#129BE2 #E21233 #E2C112

monochromatic

#094D71 #0D74A9 #129BE2 #41B4F0 #7ACBF4

Accessibility & contrast

On white

3.08

#129BE2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.81

#129BE2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #129BE2

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##129BE2	#FFFFFF	#000000	##000000
##129BE2	1.00	3.08	6.81	6.81
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.81	21.00	1.00	1.00
##000000	6.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#799CE5

Deuteranopia (green-blind)

#5E8BE1

Tritanopia (blue-blind)

#00ADB4

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #129be2;
/* rgb */ color: rgb(18, 155, 226);
/* oklch */ color: oklch(65.8% 0.148 240.3);

Tailwind

colors: {
  custom: {
    50: '#7db8eb',
    500: '#129be2',
    950: '#000000',
  },
}

SCSS

$custom: #129be2;
$custom-light: #7db8eb;
$custom-dark: #000000;

JSON

{
  "hex": "#129be2",
  "rgb": {
    "r": 18,
    "g": 155,
    "b": 226
  },
  "hsl": {
    "h": 200.481,
    "s": 85.246,
    "l": 47.843
  },
  "oklch": {
    "l": 0.65801,
    "c": 0.14764,
    "h": 240.3
  },
  "luminance": 0.29062
}

Semantic roles & 50–950 ramp

primary

#129BE2

secondary

#DC9774

accent

#732CFB

background

#F8FBFE

surface

#F0F6FD

border

#CBD0D5

text

#0C1116

muted

#7D8084

Preview Lab

Preview with #129BE2

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

Preview Lab → · Contrast checker → · Palette generator →