#3A90C8#3A90C8

#3A90C8 is a light, moderate cyan. Relative luminance 0.250; OKLCH L 62.6% C 0.117 H 241.0°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#3A90C8
RGB	rgb(58, 144, 200)
HSL	hsl(204, 56%, 51%)
HSV	hsv(204, 71%, 78%)
CMYK	cmyk(71%, 28%, 0%, 21.6%)
CIE-LAB	lab(57.09, -7.40, -36.38)
CIE-LCH	lch(57.09, 37.13, 258.51°)
OKLab	oklab(62.64% -0.057 -0.1027)
OKLCH	oklch(62.64% 0.117 241)
XYZ	xyz(22.1395, 25.0137, 58.2937)
Luminance	0.2502 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A90C8 #C8723A

analogous

#3AC8B9 #3A90C8 #3A49C8

triadic

#3A90C8 #C83A90 #90C83A

tetradic

#3A90C8 #B93AC8 #C8723A #49C83A

square

#3A90C8 #B93AC8 #C8723A #49C83A

split-complementary

#3A90C8 #C83A49 #C8B93A

monochromatic

#1E4C6A #2B6E9A #3A90C8 #6AABD5 #9AC6E3

Accessibility & contrast

On white

3.50

#3A90C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.00

#3A90C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A90C8

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A90C8	#FFFFFF	#000000	##000000
##3A90C8	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)

#7691CB

Deuteranopia (green-blind)

#6383C7

Tritanopia (blue-blind)

#009EA3

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #3a90c8;
/* rgb */ color: rgb(58, 144, 200);
/* oklch */ color: oklch(62.6% 0.117 241.0);

Tailwind

colors: {
  custom: {
    50: '#81b0d9',
    500: '#3a90c8',
    950: '#000000',
  },
}

SCSS

$custom: #3a90c8;
$custom-light: #81b0d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a90c8",
  "rgb": {
    "r": 58,
    "g": 144,
    "b": 200
  },
  "hsl": {
    "h": 203.662,
    "s": 56.349,
    "l": 50.588
  },
  "oklch": {
    "l": 0.62636,
    "c": 0.11747,
    "h": 241
  },
  "luminance": 0.25016
}

Semantic roles & 50–950 ramp

primary

#3A90C8

secondary

#CEA88F

accent

#8448E0

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #3A90C8

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

Preview Lab → · Contrast checker → · Palette generator →