#3A8CB0#3A8CB0

#3A8CB0 is a mid, moderate cyan. Relative luminance 0.228; OKLCH L 60.5% C 0.096 H 230.2°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#3A8CB0
RGB	rgb(58, 140, 176)
HSL	hsl(198, 50%, 46%)
HSV	hsv(198, 67%, 69%)
CMYK	cmyk(67%, 20.5%, 0%, 31%)
CIE-LAB	lab(54.85, -13.27, -26.22)
CIE-LCH	lch(54.85, 29.39, 243.15°)
OKLab	oklab(60.52% -0.0612 -0.0734)
OKLCH	oklch(60.52% 0.096 230.2)
XYZ	xyz(18.9564, 22.7883, 44.4654)
Luminance	0.2279 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A8CB0 #B05E3A

analogous

#3AB099 #3A8CB0 #3A51B0

triadic

#3A8CB0 #B03A8C #8CB03A

tetradic

#3A8CB0 #993AB0 #B05E3A #51B03A

square

#3A8CB0 #993AB0 #B05E3A #51B03A

split-complementary

#3A8CB0 #B03A51 #B0993A

monochromatic

#1C4354 #2B6782 #3A8CB0 #5DA9CA #8BC1D9

Accessibility & contrast

On white

3.78

#3A8CB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.56

#3A8CB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A8CB0

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A8CB0	#FFFFFF	#000000	##000000
##3A8CB0	1.00	3.78	5.56	5.56
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.56	21.00	1.00	1.00
##000000	5.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8AB2

Deuteranopia (green-blind)

#697EAF

Tritanopia (blue-blind)

#009698

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #3a8cb0;
/* rgb */ color: rgb(58, 140, 176);
/* oklch */ color: oklch(60.5% 0.096 230.2);

Tailwind

colors: {
  custom: {
    50: '#7eadc7',
    500: '#3a8cb0',
    950: '#000000',
  },
}

SCSS

$custom: #3a8cb0;
$custom-light: #7eadc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a8cb0",
  "rgb": {
    "r": 58,
    "g": 140,
    "b": 176
  },
  "hsl": {
    "h": 198.305,
    "s": 50.427,
    "l": 45.882
  },
  "oklch": {
    "l": 0.60517,
    "c": 0.09558,
    "h": 230.2
  },
  "luminance": 0.2279
}

Semantic roles & 50–950 ramp

primary

#3A8CB0

secondary

#C39682

accent

#794EDA

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3A8CB0

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

Preview Lab → · Contrast checker → · Palette generator →