#3D8FB3#3D8FB3

#3D8FB3 is a mid, moderate cyan. Relative luminance 0.239; OKLCH L 61.5% C 0.096 H 230.0°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#3D8FB3
RGB	rgb(61, 143, 179)
HSL	hsl(198, 49%, 47%)
HSV	hsv(198, 66%, 70%)
CMYK	cmyk(65.9%, 20.1%, 0%, 29.8%)
CIE-LAB	lab(55.98, -13.44, -26.19)
CIE-LCH	lch(55.98, 29.44, 242.83°)
OKLab	oklab(61.48% -0.0614 -0.0733)
OKLCH	oklch(61.48% 0.096 230)
XYZ	xyz(19.8804, 23.8896, 46.2025)
Luminance	0.2389 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D8FB3 #B3613D

analogous

#3DB39C #3D8FB3 #3D54B3

triadic

#3D8FB3 #B33D8F #8FB33D

tetradic

#3D8FB3 #9C3DB3 #B3613D #54B33D

square

#3D8FB3 #9C3DB3 #B3613D #54B33D

split-complementary

#3D8FB3 #B33D54 #B39C3D

monochromatic

#1E4658 #2D6B85 #3D8FB3 #63ABCA #91C3D9

Accessibility & contrast

On white

3.63

#3D8FB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#3D8FB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D8FB3

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D8FB3	#FFFFFF	#000000	##000000
##3D8FB3	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8DB5

Deuteranopia (green-blind)

#6C81B3

Tritanopia (blue-blind)

#00999B

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3d8fb3;
/* rgb */ color: rgb(61, 143, 179);
/* oklch */ color: oklch(61.5% 0.096 230.0);

Tailwind

colors: {
  custom: {
    50: '#7fafca',
    500: '#3d8fb3',
    950: '#000000',
  },
}

SCSS

$custom: #3d8fb3;
$custom-light: #7fafca;
$custom-dark: #000000;

JSON

{
  "hex": "#3d8fb3",
  "rgb": {
    "r": 61,
    "g": 143,
    "b": 179
  },
  "hsl": {
    "h": 198.305,
    "s": 49.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.6148,
    "c": 0.09565,
    "h": 230
  },
  "luminance": 0.23892
}

Semantic roles & 50–950 ramp

primary

#3D8FB3

secondary

#C59A87

accent

#794FD9

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3D8FB3

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

Preview Lab → · Contrast checker → · Palette generator →