#3A8BB0#3A8BB0

#3A8BB0 is a mid, moderate cyan. Relative luminance 0.225; OKLCH L 60.3% C 0.096 H 231.2°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#3A8BB0
RGB	rgb(58, 139, 176)
HSL	hsl(199, 50%, 46%)
HSV	hsv(199, 67%, 69%)
CMYK	cmyk(67%, 21%, 0%, 31%)
CIE-LAB	lab(54.55, -12.72, -26.69)
CIE-LCH	lch(54.55, 29.56, 244.52°)
OKLab	oklab(60.28% -0.0601 -0.0748)
OKLCH	oklch(60.28% 0.096 231.2)
XYZ	xyz(18.8109, 22.4974, 44.4169)
Luminance	0.2250 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A8BB0 #B05F3A

analogous

#3AB09A #3A8BB0 #3A50B0

triadic

#3A8BB0 #B03A8B #8BB03A

tetradic

#3A8BB0 #9A3AB0 #B05F3A #50B03A

square

#3A8BB0 #9A3AB0 #B05F3A #50B03A

split-complementary

#3A8BB0 #B03A50 #B09A3A

monochromatic

#1C4254 #2B6782 #3A8BB0 #5DA8CA #8BC1D9

Accessibility & contrast

On white

3.82

#3A8BB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#3A8BB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A8BB0

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A8BB0	#FFFFFF	#000000	##000000
##3A8BB0	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7889B2

Deuteranopia (green-blind)

#687DAF

Tritanopia (blue-blind)

#009597

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3a8bb0;
/* rgb */ color: rgb(58, 139, 176);
/* oklch */ color: oklch(60.3% 0.096 231.2);

Tailwind

colors: {
  custom: {
    50: '#7dacc7',
    500: '#3a8bb0',
    950: '#000000',
  },
}

SCSS

$custom: #3a8bb0;
$custom-light: #7dacc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a8bb0",
  "rgb": {
    "r": 58,
    "g": 139,
    "b": 176
  },
  "hsl": {
    "h": 198.814,
    "s": 50.427,
    "l": 45.882
  },
  "oklch": {
    "l": 0.60276,
    "c": 0.09596,
    "h": 231.2
  },
  "luminance": 0.22499
}

Semantic roles & 50–950 ramp

primary

#3A8BB0

secondary

#C39782

accent

#7A4EDA

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3A8BB0

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

Preview Lab → · Contrast checker → · Palette generator →