#4B91C0#4B91C0

#4B91C0 is a light, moderate cyan. Relative luminance 0.256; OKLCH L 63.1% C 0.100 H 240.3°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#4B91C0
RGB	rgb(75, 145, 192)
HSL	hsl(204, 48%, 52%)
HSV	hsv(204, 61%, 75%)
CMYK	cmyk(60.9%, 24.5%, 0%, 24.7%)
CIE-LAB	lab(57.61, -7.80, -31.01)
CIE-LCH	lch(57.61, 31.98, 255.89°)
OKLab	oklab(63.09% -0.0496 -0.087)
OKLCH	oklch(63.09% 0.1 240.3)
XYZ	xyz(22.5379, 25.5503, 53.6029)
Luminance	0.2555 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B91C0 #C07A4B

analogous

#4BC0B5 #4B91C0 #4B56C0

triadic

#4B91C0 #C04B91 #91C04B

tetradic

#4B91C0 #B54BC0 #C07A4B #56C04B

square

#4B91C0 #B54BC0 #C07A4B #56C04B

split-complementary

#4B91C0 #C04B56 #C0B54B

monochromatic

#254F6B #357198 #4B91C0 #78ADD0 #A6C8E0

Accessibility & contrast

On white

3.44

#4B91C0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#4B91C0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B91C0

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B91C0	#FFFFFF	#000000	##000000
##4B91C0	1.00	3.44	6.11	6.11
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C91C2

Deuteranopia (green-blind)

#6C85BF

Tritanopia (blue-blind)

#009DA1

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4b91c0;
/* rgb */ color: rgb(75, 145, 192);
/* oklch */ color: oklch(63.1% 0.100 240.3);

Tailwind

colors: {
  custom: {
    50: '#87b1d3',
    500: '#4b91c0',
    950: '#000000',
  },
}

SCSS

$custom: #4b91c0;
$custom-light: #87b1d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4b91c0",
  "rgb": {
    "r": 75,
    "g": 145,
    "b": 192
  },
  "hsl": {
    "h": 204.103,
    "s": 48.148,
    "l": 52.353
  },
  "oklch": {
    "l": 0.63092,
    "c": 0.10015,
    "h": 240.3
  },
  "luminance": 0.25552
}

Semantic roles & 50–950 ramp

primary

#4B91C0

secondary

#CDAE9A

accent

#8750D8

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4B91C0

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

Preview Lab → · Contrast checker → · Palette generator →