#3A9BCB#3A9BCB

#3A9BCB is a light, moderate cyan. Relative luminance 0.287; OKLCH L 65.4% C 0.114 H 234.1°. Best body text is #000000 at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#3A9BCB
RGB	rgb(58, 155, 203)
HSL	hsl(200, 58%, 51%)
HSV	hsv(200, 71%, 80%)
CMYK	cmyk(71.4%, 23.6%, 0%, 20.4%)
CIE-LAB	lab(60.47, -12.54, -32.79)
CIE-LCH	lch(60.47, 35.11, 249.08°)
OKLab	oklab(65.37% -0.0668 -0.0922)
OKLCH	oklch(65.37% 0.114 234.1)
XYZ	xyz(24.2415, 28.6513, 60.7410)
Luminance	0.2865 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A9BCB #CB6A3A

analogous

#3ACBB2 #3A9BCB #3A52CB

triadic

#3A9BCB #CB3A9B #9BCB3A

tetradic

#3A9BCB #B23ACB #CB6A3A #52CB3A

square

#3A9BCB #B23ACB #CB6A3A #52CB3A

split-complementary

#3A9BCB #CB3A52 #CBB23A

monochromatic

#1D536E #2A789E #3A9BCB #6AB4D8 #9BCCE5

Accessibility & contrast

On white

3.12

#3A9BCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.73

#3A9BCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A9BCB

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A9BCB	#FFFFFF	#000000	##000000
##3A9BCB	1.00	3.12	6.73	6.73
#FFFFFF	3.12	1.00	21.00	21.00
#000000	6.73	21.00	1.00	1.00
##000000	6.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#849ACD

Deuteranopia (green-blind)

#708CCA

Tritanopia (blue-blind)

#00A8AB

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #3a9bcb;
/* rgb */ color: rgb(58, 155, 203);
/* oklch */ color: oklch(65.4% 0.114 234.1);

Tailwind

colors: {
  custom: {
    50: '#82b8db',
    500: '#3a9bcb',
    950: '#000000',
  },
}

SCSS

$custom: #3a9bcb;
$custom-light: #82b8db;
$custom-dark: #000000;

JSON

{
  "hex": "#3a9bcb",
  "rgb": {
    "r": 58,
    "g": 155,
    "b": 203
  },
  "hsl": {
    "h": 199.862,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.65367,
    "c": 0.11389,
    "h": 234.1
  },
  "luminance": 0.28654
}

Semantic roles & 50–950 ramp

primary

#3A9BCB

secondary

#D0A690

accent

#7A46E1

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3A9BCB

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

Preview Lab → · Contrast checker → · Palette generator →