#3A7EB0#3A7EB0

#3A7EB0 is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.2% C 0.103 H 243.3°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#3A7EB0
RGB	rgb(58, 126, 176)
HSL	hsl(205, 50%, 46%)
HSV	hsv(205, 67%, 69%)
CMYK	cmyk(67%, 28.4%, 0%, 31%)
CIE-LAB	lab(50.63, -5.28, -32.78)
CIE-LCH	lch(50.63, 33.21, 260.85°)
OKLab	oklab(57.17% -0.0464 -0.0924)
OKLCH	oklch(57.17% 0.103 243.3)
XYZ	xyz(17.0393, 18.9541, 43.8264)
Luminance	0.1896 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7EB0 #B06C3A

analogous

#3AB0A7 #3A7EB0 #3A43B0

triadic

#3A7EB0 #B03A7E #7EB03A

tetradic

#3A7EB0 #A73AB0 #B06C3A #43B03A

square

#3A7EB0 #A73AB0 #B06C3A #43B03A

split-complementary

#3A7EB0 #B03A43 #B0A73A

monochromatic

#1C3C54 #2B5D82 #3A7EB0 #5D9CCA #8BB8D9

Accessibility & contrast

On white

4.38

#3A7EB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#3A7EB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7EB0

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7EB0	#FFFFFF	#000000	##000000
##3A7EB0	1.00	4.38	4.79	4.79
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#687FB2

Deuteranopia (green-blind)

#5773AF

Tritanopia (blue-blind)

#008A8F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3a7eb0;
/* rgb */ color: rgb(58, 126, 176);
/* oklch */ color: oklch(57.2% 0.103 243.3);

Tailwind

colors: {
  custom: {
    50: '#7da3c8',
    500: '#3a7eb0',
    950: '#000000',
  },
}

SCSS

$custom: #3a7eb0;
$custom-light: #7da3c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7eb0",
  "rgb": {
    "r": 58,
    "g": 126,
    "b": 176
  },
  "hsl": {
    "h": 205.424,
    "s": 50.427,
    "l": 45.882
  },
  "oklch": {
    "l": 0.57166,
    "c": 0.10346,
    "h": 243.3
  },
  "luminance": 0.18956
}

Semantic roles & 50–950 ramp

primary

#3A7EB0

secondary

#C39E82

accent

#894EDA

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3A7EB0

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

Preview Lab → · Contrast checker → · Palette generator →