#3D91B0#3D91B0

#3D91B0 is a mid, moderate cyan. Relative luminance 0.244; OKLCH L 61.8% C 0.093 H 225.7°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#3D91B0
RGB	rgb(61, 145, 176)
HSL	hsl(196, 49%, 46%)
HSV	hsv(196, 65%, 69%)
CMYK	cmyk(65.3%, 17.6%, 0%, 31%)
CIE-LAB	lab(56.46, -15.52, -23.73)
CIE-LCH	lch(56.46, 28.36, 236.82°)
OKLab	oklab(61.83% -0.0647 -0.0663)
OKLCH	oklch(61.83% 0.093 225.7)
XYZ	xyz(19.8832, 24.3754, 44.7229)
Luminance	0.2438 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D91B0 #B05C3D

analogous

#3DB096 #3D91B0 #3D58B0

triadic

#3D91B0 #B03D91 #91B03D

tetradic

#3D91B0 #963DB0 #B05C3D #58B03D

square

#3D91B0 #963DB0 #B05C3D #58B03D

split-complementary

#3D91B0 #B03D58 #B0963D

monochromatic

#1D4655 #2D6C83 #3D91B0 #62ADC8 #8FC5D8

Accessibility & contrast

On white

3.57

#3D91B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#3D91B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D91B0

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D91B0	#FFFFFF	#000000	##000000
##3D91B0	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808EB2

Deuteranopia (green-blind)

#7082B0

Tritanopia (blue-blind)

#009A9B

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3d91b0;
/* rgb */ color: rgb(61, 145, 176);
/* oklch */ color: oklch(61.8% 0.093 225.7);

Tailwind

colors: {
  custom: {
    50: '#7fb1c7',
    500: '#3d91b0',
    950: '#000000',
  },
}

SCSS

$custom: #3d91b0;
$custom-light: #7fb1c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3d91b0",
  "rgb": {
    "r": 61,
    "g": 145,
    "b": 176
  },
  "hsl": {
    "h": 196.174,
    "s": 48.523,
    "l": 46.471
  },
  "oklch": {
    "l": 0.61827,
    "c": 0.09262,
    "h": 225.7
  },
  "luminance": 0.24377
}

Semantic roles & 50–950 ramp

primary

#3D91B0

secondary

#C39686

accent

#7450D8

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3D91B0

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

Preview Lab → · Contrast checker → · Palette generator →