#3A7BB8#3A7BB8

#3A7BB8 is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.9% C 0.116 H 249.3°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#3A7BB8
RGB	rgb(58, 123, 184)
HSL	hsl(209, 52%, 47%)
HSV	hsv(209, 68%, 72%)
CMYK	cmyk(68.5%, 33.2%, 0%, 27.8%)
CIE-LAB	lab(50.13, -0.71, -38.20)
CIE-LCH	lch(50.13, 38.20, 268.94°)
OKLab	oklab(56.89% -0.0409 -0.1082)
OKLCH	oklch(56.89% 0.116 249.3)
XYZ	xyz(17.4764, 18.5243, 47.9926)
Luminance	0.1853 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7BB8 #B8773A

analogous

#3AB8B6 #3A7BB8 #3A3CB8

triadic

#3A7BB8 #B83A7B #7BB83A

tetradic

#3A7BB8 #B63AB8 #B8773A #3CB83A

square

#3A7BB8 #B63AB8 #B8773A #3CB83A

split-complementary

#3A7BB8 #B83A3C #B8B63A

monochromatic

#1D3D5B #2B5C89 #3A7BB8 #6299CD #90B7DC

Accessibility & contrast

On white

4.46

#3A7BB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#3A7BB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7BB8

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7BB8	#FFFFFF	#000000	##000000
##3A7BB8	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#607EBB

Deuteranopia (green-blind)

#4E72B7

Tritanopia (blue-blind)

#008991

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3a7bb8;
/* rgb */ color: rgb(58, 123, 184);
/* oklch */ color: oklch(56.9% 0.116 249.3);

Tailwind

colors: {
  custom: {
    50: '#7ea0cd',
    500: '#3a7bb8',
    950: '#000000',
  },
}

SCSS

$custom: #3a7bb8;
$custom-light: #7ea0cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7bb8",
  "rgb": {
    "r": 58,
    "g": 123,
    "b": 184
  },
  "hsl": {
    "h": 209.048,
    "s": 52.066,
    "l": 47.451
  },
  "oklch": {
    "l": 0.56893,
    "c": 0.11571,
    "h": 249.3
  },
  "luminance": 0.18526
}

Semantic roles & 50–950 ramp

primary

#3A7BB8

secondary

#C7A687

accent

#924CDC

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3A7BB8

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

Preview Lab → · Contrast checker → · Palette generator →