#4188D7#4188D7

#4188D7 is a mid, vivid cyan. Relative luminance 0.236; OKLCH L 61.9% C 0.140 H 253.1°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#4188D7
RGB	rgb(65, 136, 215)
HSL	hsl(212, 65%, 55%)
HSV	hsv(212, 70%, 84%)
CMYK	cmyk(69.8%, 36.7%, 0%, 15.7%)
CIE-LAB	lab(55.72, 3.54, -46.97)
CIE-LCH	lch(55.72, 47.11, 274.31°)
OKLab	oklab(61.86% -0.0407 -0.1336)
OKLCH	oklch(61.86% 0.14 253.1)
XYZ	xyz(23.2453, 23.6359, 67.6139)
Luminance	0.2364 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4188D7 #D79041

analogous

#41D3D7 #4188D7 #4541D7

triadic

#4188D7 #D74188 #88D741

tetradic

#4188D7 #D741D3 #D79041 #41D745

square

#4188D7 #D741D3 #D79041 #41D745

split-complementary

#4188D7 #D74541 #D3D741

monochromatic

#1B4C82 #266AB5 #4188D7 #74A8E2 #A6C7EC

Accessibility & contrast

On white

3.67

#4188D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#4188D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4188D7

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4188D7	#FFFFFF	#000000	##000000
##4188D7	1.00	3.67	5.73	5.73
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#648DDA

Deuteranopia (green-blind)

#4E7FD5

Tritanopia (blue-blind)

#009AA5

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4188d7;
/* rgb */ color: rgb(65, 136, 215);
/* oklch */ color: oklch(61.9% 0.140 253.1);

Tailwind

colors: {
  custom: {
    50: '#86aae4',
    500: '#4188d7',
    950: '#000000',
  },
}

SCSS

$custom: #4188d7;
$custom-light: #86aae4;
$custom-dark: #000000;

JSON

{
  "hex": "#4188d7",
  "rgb": {
    "r": 65,
    "g": 136,
    "b": 215
  },
  "hsl": {
    "h": 211.6,
    "s": 65.217,
    "l": 54.902
  },
  "oklch": {
    "l": 0.61862,
    "c": 0.13967,
    "h": 253.1
  },
  "luminance": 0.23638
}

Semantic roles & 50–950 ramp

primary

#4188D7

secondary

#D9BC9A

accent

#9840E8

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0D1015

muted

#7D7F84

Preview Lab

Preview with #4188D7

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

Preview Lab → · Contrast checker → · Palette generator →