#4688D1#4688D1

#4688D1 is a mid, vivid cyan. Relative luminance 0.235; OKLCH L 61.7% C 0.130 H 252.7°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#4688D1
RGB	rgb(70, 136, 209)
HSL	hsl(212, 60%, 55%)
HSV	hsv(212, 67%, 82%)
CMYK	cmyk(66.5%, 34.9%, 0%, 18%)
CIE-LAB	lab(55.60, 2.23, -43.78)
CIE-LCH	lch(55.60, 43.84, 272.91°)
OKLab	oklab(61.71% -0.0387 -0.1242)
OKLCH	oklch(61.71% 0.13 252.7)
XYZ	xyz(22.8343, 23.5115, 63.6440)
Luminance	0.2351 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4688D1 #D18F46

analogous

#46CDD1 #4688D1 #4A46D1

triadic

#4688D1 #D14688 #88D146

tetradic

#4688D1 #D146CD #D18F46 #46D14A

square

#4688D1 #D146CD #D18F46 #46D14A

split-complementary

#4688D1 #D14A46 #CDD146

monochromatic

#1F4C7D #2B6AAE #4688D1 #77A8DD #A8C7E9

Accessibility & contrast

On white

3.68

#4688D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#4688D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4688D1

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4688D1	#FFFFFF	#000000	##000000
##4688D1	1.00	3.68	5.70	5.70
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#688CD4

Deuteranopia (green-blind)

#547FD0

Tritanopia (blue-blind)

#0099A3

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4688d1;
/* rgb */ color: rgb(70, 136, 209);
/* oklch */ color: oklch(61.7% 0.130 252.7);

Tailwind

colors: {
  custom: {
    50: '#87aadf',
    500: '#4688d1',
    950: '#000000',
  },
}

SCSS

$custom: #4688d1;
$custom-light: #87aadf;
$custom-dark: #000000;

JSON

{
  "hex": "#4688d1",
  "rgb": {
    "r": 70,
    "g": 136,
    "b": 209
  },
  "hsl": {
    "h": 211.511,
    "s": 60.173,
    "l": 54.706
  },
  "oklch": {
    "l": 0.61714,
    "c": 0.13011,
    "h": 252.7
  },
  "luminance": 0.23514
}

Semantic roles & 50–950 ramp

primary

#4688D1

secondary

#D7BB9C

accent

#9844E3

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4688D1

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

Preview Lab → · Contrast checker → · Palette generator →