#3A8EB3#3A8EB3

#3A8EB3 is a mid, moderate cyan. Relative luminance 0.235; OKLCH L 61.1% C 0.098 H 230.4°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#3A8EB3
RGB	rgb(58, 142, 179)
HSL	hsl(198, 51%, 46%)
HSV	hsv(198, 68%, 70%)
CMYK	cmyk(67.6%, 20.7%, 0%, 29.8%)
CIE-LAB	lab(55.58, -13.39, -26.81)
CIE-LCH	lch(55.58, 29.97, 243.47°)
OKLab	oklab(61.14% -0.0622 -0.0751)
OKLCH	oklch(61.14% 0.098 230.4)
XYZ	xyz(19.5514, 23.4981, 46.1443)
Luminance	0.2350 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A8EB3 #B35F3A

analogous

#3AB39C #3A8EB3 #3A52B3

triadic

#3A8EB3 #B33A8E #8EB33A

tetradic

#3A8EB3 #9C3AB3 #B35F3A #52B33A

square

#3A8EB3 #9C3AB3 #B35F3A #52B33A

split-complementary

#3A8EB3 #B33A52 #B39C3A

monochromatic

#1C4557 #2B6985 #3A8EB3 #5FAACB #8DC3DA

Accessibility & contrast

On white

3.68

#3A8EB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#3A8EB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A8EB3

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A8EB3	#FFFFFF	#000000	##000000
##3A8EB3	1.00	3.68	5.70	5.70
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8CB5

Deuteranopia (green-blind)

#6B80B2

Tritanopia (blue-blind)

#00989A

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #3a8eb3;
/* rgb */ color: rgb(58, 142, 179);
/* oklch */ color: oklch(61.1% 0.098 230.4);

Tailwind

colors: {
  custom: {
    50: '#7eafca',
    500: '#3a8eb3',
    950: '#000000',
  },
}

SCSS

$custom: #3a8eb3;
$custom-light: #7eafca;
$custom-dark: #000000;

JSON

{
  "hex": "#3a8eb3",
  "rgb": {
    "r": 58,
    "g": 142,
    "b": 179
  },
  "hsl": {
    "h": 198.347,
    "s": 51.055,
    "l": 46.471
  },
  "oklch": {
    "l": 0.61138,
    "c": 0.09751,
    "h": 230.4
  },
  "luminance": 0.235
}

Semantic roles & 50–950 ramp

primary

#3A8EB3

secondary

#C59884

accent

#784DDB

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3A8EB3

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

Preview Lab → · Contrast checker → · Palette generator →