#3A83B0#3A83B0

#3A83B0 is a mid, moderate cyan. Relative luminance 0.203; OKLCH L 58.4% C 0.100 H 238.9°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#3A83B0
RGB	rgb(58, 131, 176)
HSL	hsl(203, 50%, 46%)
HSV	hsv(203, 67%, 69%)
CMYK	cmyk(67%, 25.6%, 0%, 31%)
CIE-LAB	lab(52.14, -8.19, -30.44)
CIE-LCH	lch(52.14, 31.52, 254.94°)
OKLab	oklab(58.36% -0.0517 -0.0856)
OKLCH	oklch(58.36% 0.1 238.9)
XYZ	xyz(17.6947, 20.2649, 44.0449)
Luminance	0.2027 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A83B0 #B0673A

analogous

#3AB0A2 #3A83B0 #3A48B0

triadic

#3A83B0 #B03A83 #83B03A

tetradic

#3A83B0 #A23AB0 #B0673A #48B03A

square

#3A83B0 #A23AB0 #B0673A #48B03A

split-complementary

#3A83B0 #B03A48 #B0A23A

monochromatic

#1C3E54 #2B6182 #3A83B0 #5DA0CA #8BBBD9

Accessibility & contrast

On white

4.16

#3A83B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#3A83B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A83B0

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A83B0	#FFFFFF	#000000	##000000
##3A83B0	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E83B2

Deuteranopia (green-blind)

#5E77AF

Tritanopia (blue-blind)

#008E92

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #3a83b0;
/* rgb */ color: rgb(58, 131, 176);
/* oklch */ color: oklch(58.4% 0.100 238.9);

Tailwind

colors: {
  custom: {
    50: '#7da7c7',
    500: '#3a83b0',
    950: '#000000',
  },
}

SCSS

$custom: #3a83b0;
$custom-light: #7da7c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a83b0",
  "rgb": {
    "r": 58,
    "g": 131,
    "b": 176
  },
  "hsl": {
    "h": 202.881,
    "s": 50.427,
    "l": 45.882
  },
  "oklch": {
    "l": 0.58355,
    "c": 0.10003,
    "h": 238.9
  },
  "luminance": 0.20267
}

Semantic roles & 50–950 ramp

primary

#3A83B0

secondary

#C39B82

accent

#834EDA

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3A83B0

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

Preview Lab → · Contrast checker → · Palette generator →