#3D91CC#3D91CC

#3D91CC is a light, moderate cyan. Relative luminance 0.256; OKLCH L 63.2% C 0.120 H 242.7°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#3D91CC
RGB	rgb(61, 145, 204)
HSL	hsl(205, 58%, 52%)
HSV	hsv(205, 70%, 80%)
CMYK	cmyk(70.1%, 28.9%, 0%, 20%)
CIE-LAB	lab(57.66, -6.15, -37.74)
CIE-LCH	lch(57.66, 38.24, 260.74°)
OKLab	oklab(63.17% -0.055 -0.1066)
OKLCH	oklch(63.17% 0.12 242.7)
XYZ	xyz(22.9448, 25.6000, 60.8471)
Luminance	0.2560 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D91CC #CC783D

analogous

#3DCCBF #3D91CC #3D4ACC

triadic

#3D91CC #CC3D91 #91CC3D

tetradic

#3D91CC #BF3DCC #CC783D #4ACC3D

square

#3D91CC #BF3DCC #CC783D #4ACC3D

split-complementary

#3D91CC #CC3D4A #CCBF3D

monochromatic

#1E4F71 #2A70A1 #3D91CC #6DACD9 #9EC8E5

Accessibility & contrast

On white

3.43

#3D91CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#3D91CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D91CC

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D91CC	#FFFFFF	#000000	##000000
##3D91CC	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7692CF

Deuteranopia (green-blind)

#6284CB

Tritanopia (blue-blind)

#009FA6

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #3d91cc;
/* rgb */ color: rgb(61, 145, 204);
/* oklch */ color: oklch(63.2% 0.120 242.7);

Tailwind

colors: {
  custom: {
    50: '#83b1dc',
    500: '#3d91cc',
    950: '#000000',
  },
}

SCSS

$custom: #3d91cc;
$custom-light: #83b1dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d91cc",
  "rgb": {
    "r": 61,
    "g": 145,
    "b": 204
  },
  "hsl": {
    "h": 204.755,
    "s": 58.367,
    "l": 51.961
  },
  "oklch": {
    "l": 0.6317,
    "c": 0.11996,
    "h": 242.7
  },
  "luminance": 0.25603
}

Semantic roles & 50–950 ramp

primary

#3D91CC

secondary

#D2AD93

accent

#8646E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3D91CC

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

Preview Lab → · Contrast checker → · Palette generator →