#4183BA#4183BA

#4183BA is a mid, moderate cyan. Relative luminance 0.209; OKLCH L 59.1% C 0.108 H 246.2°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#4183BA
RGB	rgb(65, 131, 186)
HSL	hsl(207, 48%, 49%)
HSV	hsv(207, 65%, 73%)
CMYK	cmyk(65.1%, 29.6%, 0%, 27.1%)
CIE-LAB	lab(52.84, -3.57, -35.06)
CIE-LCH	lch(52.84, 35.24, 264.18°)
OKLab	oklab(59.13% -0.0437 -0.0989)
OKLCH	oklch(59.13% 0.108 246.2)
XYZ	xyz(19.1559, 20.8997, 49.4694)
Luminance	0.2090 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4183BA #BA7841

analogous

#41BAB5 #4183BA #4147BA

triadic

#4183BA #BA4183 #83BA41

tetradic

#4183BA #B541BA #BA7841 #47BA41

square

#4183BA #B541BA #BA7841 #47BA41

split-complementary

#4183BA #BA4147 #BAB541

monochromatic

#21435F #31638D #4183BA #6CA0CC #9ABEDC

Accessibility & contrast

On white

4.05

#4183BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#4183BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4183BA

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4183BA	#FFFFFF	#000000	##000000
##4183BA	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B85BC

Deuteranopia (green-blind)

#5A79B9

Tritanopia (blue-blind)

#009096

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4183ba;
/* rgb */ color: rgb(65, 131, 186);
/* oklch */ color: oklch(59.1% 0.108 246.2);

Tailwind

colors: {
  custom: {
    50: '#82a6cf',
    500: '#4183ba',
    950: '#000000',
  },
}

SCSS

$custom: #4183ba;
$custom-light: #82a6cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4183ba",
  "rgb": {
    "r": 65,
    "g": 131,
    "b": 186
  },
  "hsl": {
    "h": 207.273,
    "s": 48.207,
    "l": 49.216
  },
  "oklch": {
    "l": 0.59131,
    "c": 0.10816,
    "h": 246.2
  },
  "luminance": 0.20902
}

Semantic roles & 50–950 ramp

primary

#4183BA

secondary

#C8A98F

accent

#8E50D8

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #4183BA

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

Preview Lab → · Contrast checker → · Palette generator →