#3A8CB5#3A8CB5

#3A8CB5 is a mid, moderate cyan. Relative luminance 0.230; OKLCH L 60.8% C 0.100 H 233.7°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#3A8CB5
RGB	rgb(58, 140, 181)
HSL	hsl(200, 51%, 47%)
HSV	hsv(200, 68%, 71%)
CMYK	cmyk(68%, 22.7%, 0%, 29%)
CIE-LAB	lab(55.06, -11.61, -28.76)
CIE-LCH	lch(55.06, 31.01, 248.02°)
OKLab	oklab(60.75% -0.0594 -0.0807)
OKLCH	oklch(60.75% 0.1 233.7)
XYZ	xyz(19.4602, 22.9898, 47.1190)
Luminance	0.2299 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A8CB5 #B5633A

analogous

#3AB5A1 #3A8CB5 #3A4FB5

triadic

#3A8CB5 #B53A8C #8CB53A

tetradic

#3A8CB5 #A13AB5 #B5633A #4FB53A

square

#3A8CB5 #A13AB5 #B5633A #4FB53A

split-complementary

#3A8CB5 #B53A4F #B5A13A

monochromatic

#1C4458 #2B6887 #3A8CB5 #60A8CC #8EC1DB

Accessibility & contrast

On white

3.75

#3A8CB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#3A8CB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A8CB5

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A8CB5	#FFFFFF	#000000	##000000
##3A8CB5	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788BB7

Deuteranopia (green-blind)

#677EB4

Tritanopia (blue-blind)

#00979A

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #3a8cb5;
/* rgb */ color: rgb(58, 140, 181);
/* oklch */ color: oklch(60.8% 0.100 233.7);

Tailwind

colors: {
  custom: {
    50: '#7eadcb',
    500: '#3a8cb5',
    950: '#000000',
  },
}

SCSS

$custom: #3a8cb5;
$custom-light: #7eadcb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a8cb5",
  "rgb": {
    "r": 58,
    "g": 140,
    "b": 181
  },
  "hsl": {
    "h": 200,
    "s": 51.464,
    "l": 46.863
  },
  "oklch": {
    "l": 0.60752,
    "c": 0.1002,
    "h": 233.7
  },
  "luminance": 0.22992
}

Semantic roles & 50–950 ramp

primary

#3A8CB5

secondary

#C69B85

accent

#7C4DDB

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3A8CB5

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

Preview Lab → · Contrast checker → · Palette generator →