#4177BC#4177BC

#4177BC is a mid, vivid cyan. Relative luminance 0.179; OKLCH L 56.5% C 0.122 H 255.5°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#4177BC
RGB	rgb(65, 119, 188)
HSL	hsl(214, 49%, 50%)
HSV	hsv(214, 65%, 74%)
CMYK	cmyk(65.4%, 36.7%, 0%, 26.3%)
CIE-LAB	lab(49.43, 4.30, -41.58)
CIE-LCH	lch(49.43, 41.80, 275.91°)
OKLab	oklab(56.49% -0.0306 -0.1181)
OKLCH	oklch(56.49% 0.122 255.5)
XYZ	xyz(17.8506, 17.9466, 50.0905)
Luminance	0.1795 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4177BC #BC8641

analogous

#41B5BC #4177BC #4941BC

triadic

#4177BC #BC4177 #77BC41

tetradic

#4177BC #BC41B5 #BC8641 #41BC49

square

#4177BC #BC41B5 #BC8641 #41BC49

split-complementary

#4177BC #BC4941 #B5BC41

monochromatic

#223D61 #315A8F #4177BC #6E97CD #9BB8DC

Accessibility & contrast

On white

4.58

#4177BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#4177BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4177BC

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4177BC	#FFFFFF	#000000	##000000
##4177BC	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#597CBF

Deuteranopia (green-blind)

#4770BB

Tritanopia (blue-blind)

#008790

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4177bc;
/* rgb */ color: rgb(65, 119, 188);
/* oklch */ color: oklch(56.5% 0.122 255.5);

Tailwind

colors: {
  custom: {
    50: '#829dd0',
    500: '#4177bc',
    950: '#000000',
  },
}

SCSS

$custom: #4177bc;
$custom-light: #829dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4177bc",
  "rgb": {
    "r": 65,
    "g": 119,
    "b": 188
  },
  "hsl": {
    "h": 213.659,
    "s": 48.617,
    "l": 49.608
  },
  "oklch": {
    "l": 0.5649,
    "c": 0.12198,
    "h": 255.5
  },
  "luminance": 0.17948
}

Semantic roles & 50–950 ramp

primary

#4177BC

secondary

#C9B090

accent

#9C50D8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #4177BC

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

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