#4D91B2#4D91B2

#4D91B2 is a light, moderate cyan. Relative luminance 0.250; OKLCH L 62.5% C 0.085 H 231.3°. Best body text is #000000 at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#4D91B2
RGB	rgb(77, 145, 178)
HSL	hsl(200, 40%, 50%)
HSV	hsv(200, 57%, 70%)
CMYK	cmyk(56.7%, 18.5%, 0%, 30.2%)
CIE-LAB	lab(57.12, -11.83, -23.82)
CIE-LCH	lch(57.12, 26.60, 243.58°)
OKLab	oklab(62.54% -0.0531 -0.0664)
OKLCH	oklch(62.54% 0.085 231.3)
XYZ	xyz(21.2188, 25.0410, 45.8260)
Luminance	0.2504 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D91B2 #B26E4D

analogous

#4DB2A1 #4D91B2 #4D5EB2

triadic

#4D91B2 #B24D91 #91B24D

tetradic

#4D91B2 #A14DB2 #B26E4D #5EB24D

square

#4D91B2 #A14DB2 #B26E4D #5EB24D

split-complementary

#4D91B2 #B24D5E #B2A14D

monochromatic

#284B5D #3B6E87 #4D91B2 #78ABC4 #A2C6D7

Accessibility & contrast

On white

3.49

#4D91B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.01

#4D91B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D91B2

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D91B2	#FFFFFF	#000000	##000000
##4D91B2	1.00	3.49	6.01	6.01
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.01	21.00	1.00	1.00
##000000	6.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818FB4

Deuteranopia (green-blind)

#7284B2

Tritanopia (blue-blind)

#009A9C

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4d91b2;
/* rgb */ color: rgb(77, 145, 178);
/* oklch */ color: oklch(62.5% 0.085 231.3);

Tailwind

colors: {
  custom: {
    50: '#87b1c9',
    500: '#4d91b2',
    950: '#000000',
  },
}

SCSS

$custom: #4d91b2;
$custom-light: #87b1c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4d91b2",
  "rgb": {
    "r": 77,
    "g": 145,
    "b": 178
  },
  "hsl": {
    "h": 199.604,
    "s": 39.608,
    "l": 50
  },
  "oklch": {
    "l": 0.62535,
    "c": 0.085,
    "h": 231.3
  },
  "luminance": 0.25043
}

Semantic roles & 50–950 ramp

primary

#4D91B2

secondary

#C4A697

accent

#7F58CF

background

#F8FAFC

surface

#F0F5F8

border

#CBCFD1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #4D91B2

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

Preview Lab → · Contrast checker → · Palette generator →