#3A8BB5#3A8BB5

#3A8BB5 is a mid, moderate cyan. Relative luminance 0.227; OKLCH L 60.5% C 0.101 H 234.6°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#3A8BB5
RGB	rgb(58, 139, 181)
HSL	hsl(200, 51%, 47%)
HSV	hsv(200, 68%, 71%)
CMYK	cmyk(68%, 23.2%, 0%, 29%)
CIE-LAB	lab(54.76, -11.04, -29.22)
CIE-LCH	lch(54.76, 31.24, 249.30°)
OKLab	oklab(60.51% -0.0583 -0.0821)
OKLCH	oklch(60.51% 0.101 234.6)
XYZ	xyz(19.3148, 22.6989, 47.0705)
Luminance	0.2270 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A8BB5 #B5643A

analogous

#3AB5A2 #3A8BB5 #3A4EB5

triadic

#3A8BB5 #B53A8B #8BB53A

tetradic

#3A8BB5 #A23AB5 #B5643A #4EB53A

square

#3A8BB5 #A23AB5 #B5643A #4EB53A

split-complementary

#3A8BB5 #B53A4E #B5A23A

monochromatic

#1C4458 #2B6787 #3A8BB5 #60A7CC #8EC1DB

Accessibility & contrast

On white

3.79

#3A8BB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#3A8BB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A8BB5

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A8BB5	#FFFFFF	#000000	##000000
##3A8BB5	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#778AB7

Deuteranopia (green-blind)

#667EB4

Tritanopia (blue-blind)

#009699

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #3a8bb5;
/* rgb */ color: rgb(58, 139, 181);
/* oklch */ color: oklch(60.5% 0.101 234.6);

Tailwind

colors: {
  custom: {
    50: '#7eaccb',
    500: '#3a8bb5',
    950: '#000000',
  },
}

SCSS

$custom: #3a8bb5;
$custom-light: #7eaccb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a8bb5",
  "rgb": {
    "r": 58,
    "g": 139,
    "b": 181
  },
  "hsl": {
    "h": 200.488,
    "s": 51.464,
    "l": 46.863
  },
  "oklch": {
    "l": 0.60512,
    "c": 0.10069,
    "h": 234.6
  },
  "luminance": 0.22701
}

Semantic roles & 50–950 ramp

primary

#3A8BB5

secondary

#C69B85

accent

#7D4DDB

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3A8BB5

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

Preview Lab → · Contrast checker → · Palette generator →