#3A88D9#3A88D9

#3A88D9 is a mid, vivid cyan. Relative luminance 0.235; OKLCH L 61.7% C 0.145 H 252.0°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#3A88D9
RGB	rgb(58, 136, 217)
HSL	hsl(211, 68%, 54%)
HSV	hsv(211, 73%, 85%)
CMYK	cmyk(73.3%, 37.3%, 0%, 14.9%)
CIE-LAB	lab(55.60, 3.27, -48.30)
CIE-LCH	lch(55.60, 48.42, 273.88°)
OKLab	oklab(61.74% -0.0446 -0.1376)
OKLCH	oklch(61.74% 0.145 252)
XYZ	xyz(23.0688, 23.5150, 68.9552)
Luminance	0.2352 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A88D9 #D98B3A

analogous

#3AD8D9 #3A88D9 #3C3AD9

triadic

#3A88D9 #D93A88 #88D93A

tetradic

#3A88D9 #D93AD8 #D98B3A #3AD93C

square

#3A88D9 #D93AD8 #D98B3A #3AD93C

split-complementary

#3A88D9 #D93C3A #D8D93A

monochromatic

#194B80 #236AB3 #3A88D9 #6DA7E3 #A1C6ED

Accessibility & contrast

On white

3.68

#3A88D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#3A88D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A88D9

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A88D9	#FFFFFF	#000000	##000000
##3A88D9	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)

#628DDC

Deuteranopia (green-blind)

#4A7ED7

Tritanopia (blue-blind)

#009BA6

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #3a88d9;
/* rgb */ color: rgb(58, 136, 217);
/* oklch */ color: oklch(61.7% 0.145 252.0);

Tailwind

colors: {
  custom: {
    50: '#84aae5',
    500: '#3a88d9',
    950: '#000000',
  },
}

SCSS

$custom: #3a88d9;
$custom-light: #84aae5;
$custom-dark: #000000;

JSON

{
  "hex": "#3a88d9",
  "rgb": {
    "r": 58,
    "g": 136,
    "b": 217
  },
  "hsl": {
    "h": 210.566,
    "s": 67.66,
    "l": 53.922
  },
  "oklch": {
    "l": 0.61737,
    "c": 0.14465,
    "h": 252
  },
  "luminance": 0.23518
}

Semantic roles & 50–950 ramp

primary

#3A88D9

secondary

#D9B895

accent

#963DEB

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0C0F16

muted

#7D7F84

Preview Lab

Preview with #3A88D9

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

Preview Lab → · Contrast checker → · Palette generator →