#3A7DB0#3A7DB0

#3A7DB0 is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 56.9% C 0.104 H 244.2°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#3A7DB0
RGB	rgb(58, 125, 176)
HSL	hsl(206, 50%, 46%)
HSV	hsv(206, 67%, 69%)
CMYK	cmyk(67%, 29%, 0%, 31%)
CIE-LAB	lab(50.33, -4.70, -33.25)
CIE-LCH	lch(50.33, 33.58, 261.96°)
OKLab	oklab(56.93% -0.0454 -0.0938)
OKLCH	oklch(56.93% 0.104 244.2)
XYZ	xyz(16.9120, 18.6996, 43.7840)
Luminance	0.1870 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7DB0 #B06D3A

analogous

#3AB0A8 #3A7DB0 #3A42B0

triadic

#3A7DB0 #B03A7D #7DB03A

tetradic

#3A7DB0 #A83AB0 #B06D3A #42B03A

square

#3A7DB0 #A83AB0 #B06D3A #42B03A

split-complementary

#3A7DB0 #B03A42 #B0A83A

monochromatic

#1C3C54 #2B5C82 #3A7DB0 #5D9BCA #8BB7D9

Accessibility & contrast

On white

4.43

#3A7DB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#3A7DB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7DB0

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7DB0	#FFFFFF	#000000	##000000
##3A7DB0	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#667EB2

Deuteranopia (green-blind)

#5673AF

Tritanopia (blue-blind)

#00898F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3a7db0;
/* rgb */ color: rgb(58, 125, 176);
/* oklch */ color: oklch(56.9% 0.104 244.2);

Tailwind

colors: {
  custom: {
    50: '#7da2c8',
    500: '#3a7db0',
    950: '#000000',
  },
}

SCSS

$custom: #3a7db0;
$custom-light: #7da2c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7db0",
  "rgb": {
    "r": 58,
    "g": 125,
    "b": 176
  },
  "hsl": {
    "h": 205.932,
    "s": 50.427,
    "l": 45.882
  },
  "oklch": {
    "l": 0.56929,
    "c": 0.10423,
    "h": 244.2
  },
  "luminance": 0.18701
}

Semantic roles & 50–950 ramp

primary

#3A7DB0

secondary

#C39E82

accent

#8A4EDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0F13

muted

#7C7E82

Preview Lab

Preview with #3A7DB0

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

Preview Lab → · Contrast checker → · Palette generator →