#3A90BA#3A90BA

#3A90BA is a mid, moderate cyan. Relative luminance 0.244; OKLCH L 61.9% C 0.103 H 233.2°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#3A90BA
RGB	rgb(58, 144, 186)
HSL	hsl(200, 52%, 48%)
HSV	hsv(200, 69%, 73%)
CMYK	cmyk(68.8%, 22.6%, 0%, 27.1%)
CIE-LAB	lab(56.48, -12.16, -29.41)
CIE-LCH	lch(56.48, 31.83, 247.54°)
OKLab	oklab(61.95% -0.0617 -0.0826)
OKLCH	oklch(61.95% 0.103 233.2)
XYZ	xyz(20.5776, 24.3890, 50.0679)
Luminance	0.2439 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A90BA #BA643A

analogous

#3ABAA4 #3A90BA #3A50BA

triadic

#3A90BA #BA3A90 #90BA3A

tetradic

#3A90BA #A43ABA #BA643A #50BA3A

square

#3A90BA #A43ABA #BA643A #50BA3A

split-complementary

#3A90BA #BA3A50 #BAA43A

monochromatic

#1D485D #2B6C8B #3A90BA #63ABCE #92C4DD

Accessibility & contrast

On white

3.57

#3A90BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#3A90BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A90BA

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A90BA	#FFFFFF	#000000	##000000
##3A90BA	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8FBC

Deuteranopia (green-blind)

#6A82B9

Tritanopia (blue-blind)

#009B9E

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3a90ba;
/* rgb */ color: rgb(58, 144, 186);
/* oklch */ color: oklch(61.9% 0.103 233.2);

Tailwind

colors: {
  custom: {
    50: '#7fb0cf',
    500: '#3a90ba',
    950: '#000000',
  },
}

SCSS

$custom: #3a90ba;
$custom-light: #7fb0cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a90ba",
  "rgb": {
    "r": 58,
    "g": 144,
    "b": 186
  },
  "hsl": {
    "h": 199.688,
    "s": 52.459,
    "l": 47.843
  },
  "oklch": {
    "l": 0.61947,
    "c": 0.1031,
    "h": 233.2
  },
  "luminance": 0.24391
}

Semantic roles & 50–950 ramp

primary

#3A90BA

secondary

#C89D88

accent

#7B4CDC

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3A90BA

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

Preview Lab → · Contrast checker → · Palette generator →