#3A7DB9#3A7DB9

#3A7DB9 is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.4% C 0.115 H 248.3°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#3A7DB9
RGB	rgb(58, 125, 185)
HSL	hsl(208, 52%, 48%)
HSV	hsv(208, 69%, 73%)
CMYK	cmyk(68.6%, 32.4%, 0%, 27.5%)
CIE-LAB	lab(50.77, -1.55, -37.76)
CIE-LCH	lch(50.77, 37.80, 267.65°)
OKLab	oklab(57.41% -0.0426 -0.1069)
OKLCH	oklch(57.41% 0.115 248.3)
XYZ	xyz(17.8322, 19.0677, 48.6302)
Luminance	0.1907 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7DB9 #B9763A

analogous

#3AB9B5 #3A7DB9 #3A3EB9

triadic

#3A7DB9 #B93A7D #7DB93A

tetradic

#3A7DB9 #B53AB9 #B9763A #3EB93A

square

#3A7DB9 #B53AB9 #B9763A #3EB93A

split-complementary

#3A7DB9 #B93A3E #B9B53A

monochromatic

#1D3E5C #2B5E8A #3A7DB9 #629BCE #91B9DC

Accessibility & contrast

On white

4.36

#3A7DB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#3A7DB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7DB9

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7DB9	#FFFFFF	#000000	##000000
##3A7DB9	1.00	4.36	4.81	4.81
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6280BC

Deuteranopia (green-blind)

#5173B8

Tritanopia (blue-blind)

#008B92

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3a7db9;
/* rgb */ color: rgb(58, 125, 185);
/* oklch */ color: oklch(57.4% 0.115 248.3);

Tailwind

colors: {
  custom: {
    50: '#7ea2ce',
    500: '#3a7db9',
    950: '#000000',
  },
}

SCSS

$custom: #3a7db9;
$custom-light: #7ea2ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7db9",
  "rgb": {
    "r": 58,
    "g": 125,
    "b": 185
  },
  "hsl": {
    "h": 208.346,
    "s": 52.263,
    "l": 47.647
  },
  "oklch": {
    "l": 0.57412,
    "c": 0.11513,
    "h": 248.3
  },
  "luminance": 0.1907
}

Semantic roles & 50–950 ramp

primary

#3A7DB9

secondary

#C7A687

accent

#904CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0F13

muted

#7C7E82

Preview Lab

Preview with #3A7DB9

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

Preview Lab → · Contrast checker → · Palette generator →