#4688ED#4688ED

#4688ED is a light, vivid blue. Relative luminance 0.250; OKLCH L 63.4% C 0.166 H 258.8°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#4688ED
RGB	rgb(70, 136, 237)
HSL	hsl(216, 82%, 60%)
HSV	hsv(216, 70%, 93%)
CMYK	cmyk(70.5%, 42.6%, 0%, 7.1%)
CIE-LAB	lab(57.10, 12.02, -57.06)
CIE-LCH	lch(57.10, 58.31, 281.90°)
OKLab	oklab(63.37% -0.0324 -0.1631)
OKLCH	oklch(63.37% 0.166 258.8)
XYZ	xyz(26.6105, 25.0220, 83.5316)
Luminance	0.2502 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4688ED #EDAB46

analogous

#46DCED #4688ED #5746ED

triadic

#4688ED #ED4688 #88ED46

tetradic

#4688ED #ED46DC #EDAB46 #46ED57

square

#4688ED #ED46DC #EDAB46 #46ED57

split-complementary

#4688ED #ED5746 #DCED46

monochromatic

#104CA8 #1666E0 #4688ED #7EACF2 #B6D0F8

Accessibility & contrast

On white

3.50

#4688ED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.00

#4688ED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4688ED

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4688ED	#FFFFFF	#000000	##000000
##4688ED	1.00	3.50	6.00	6.00
#FFFFFF	3.50	1.00	21.00	21.00
#000000	6.00	21.00	1.00	1.00
##000000	6.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5791F1

Deuteranopia (green-blind)

#3982EB

Tritanopia (blue-blind)

#00A0AF

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4688ed;
/* rgb */ color: rgb(70, 136, 237);
/* oklch */ color: oklch(63.4% 0.166 258.8);

Tailwind

colors: {
  custom: {
    50: '#8caaf3',
    500: '#4688ed',
    950: '#000000',
  },
}

SCSS

$custom: #4688ed;
$custom-light: #8caaf3;
$custom-dark: #000000;

JSON

{
  "hex": "#4688ed",
  "rgb": {
    "r": 70,
    "g": 136,
    "b": 237
  },
  "hsl": {
    "h": 216.287,
    "s": 82.266,
    "l": 60.196
  },
  "oklch": {
    "l": 0.6337,
    "c": 0.16633,
    "h": 258.8
  },
  "luminance": 0.25025
}

Semantic roles & 50–950 ramp

primary

#4688ED

secondary

#E7CEA7

accent

#8907DF

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4688ED

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

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