#3A91B2#3A91B2

#3A91B2 is a mid, moderate cyan. Relative luminance 0.244; OKLCH L 61.8% C 0.096 H 226.7°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#3A91B2
RGB	rgb(58, 145, 178)
HSL	hsl(197, 51%, 46%)
HSV	hsv(197, 67%, 70%)
CMYK	cmyk(67.4%, 18.5%, 0%, 30.2%)
CIE-LAB	lab(56.45, -15.37, -24.90)
CIE-LCH	lch(56.45, 29.26, 238.32°)
OKLab	oklab(61.82% -0.0657 -0.0696)
OKLCH	oklch(61.82% 0.096 226.7)
XYZ	xyz(19.9030, 24.3625, 45.7644)
Luminance	0.2437 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A91B2 #B25B3A

analogous

#3AB297 #3A91B2 #3A55B2

triadic

#3A91B2 #B23A91 #91B23A

tetradic

#3A91B2 #973AB2 #B25B3A #55B23A

square

#3A91B2 #973AB2 #B25B3A #55B23A

split-complementary

#3A91B2 #B23A55 #B2973A

monochromatic

#1C4656 #2B6B84 #3A91B2 #5FADCB #8DC5DA

Accessibility & contrast

On white

3.58

#3A91B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.87

#3A91B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A91B2

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A91B2	#FFFFFF	#000000	##000000
##3A91B2	1.00	3.58	5.87	5.87
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.87	21.00	1.00	1.00
##000000	5.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8EB4

Deuteranopia (green-blind)

#6F82B2

Tritanopia (blue-blind)

#009B9C

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3a91b2;
/* rgb */ color: rgb(58, 145, 178);
/* oklch */ color: oklch(61.8% 0.096 226.7);

Tailwind

colors: {
  custom: {
    50: '#7eb1c9',
    500: '#3a91b2',
    950: '#000000',
  },
}

SCSS

$custom: #3a91b2;
$custom-light: #7eb1c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a91b2",
  "rgb": {
    "r": 58,
    "g": 145,
    "b": 178
  },
  "hsl": {
    "h": 196.5,
    "s": 50.847,
    "l": 46.275
  },
  "oklch": {
    "l": 0.61817,
    "c": 0.09573,
    "h": 226.7
  },
  "luminance": 0.24365
}

Semantic roles & 50–950 ramp

primary

#3A91B2

secondary

#C49583

accent

#744DDA

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3A91B2

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

Preview Lab → · Contrast checker → · Palette generator →