#4282BC#4282BC

#4282BC is a mid, moderate cyan. Relative luminance 0.208; OKLCH L 59.0% C 0.111 H 248.1°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#4282BC
RGB	rgb(66, 130, 188)
HSL	hsl(209, 48%, 50%)
HSV	hsv(209, 65%, 74%)
CMYK	cmyk(64.9%, 30.9%, 0%, 26.3%)
CIE-LAB	lab(52.68, -2.12, -36.46)
CIE-LCH	lch(52.68, 36.52, 266.67°)
OKLab	oklab(59.05% -0.0413 -0.103)
OKLCH	oklch(59.05% 0.111 248.1)
XYZ	xyz(19.3031, 20.7524, 50.5555)
Luminance	0.2075 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4282BC #BC7C42

analogous

#42BCB9 #4282BC #4245BC

triadic

#4282BC #BC4282 #82BC42

tetradic

#4282BC #B942BC #BC7C42 #45BC42

square

#4282BC #B942BC #BC7C42 #45BC42

split-complementary

#4282BC #BC4245 #BCB942

monochromatic

#224361 #32638F #4282BC #6FA0CC #9CBEDC

Accessibility & contrast

On white

4.08

#4282BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#4282BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4282BC

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4282BC	#FFFFFF	#000000	##000000
##4282BC	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6984BF

Deuteranopia (green-blind)

#5878BB

Tritanopia (blue-blind)

#009097

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4282bc;
/* rgb */ color: rgb(66, 130, 188);
/* oklch */ color: oklch(59.0% 0.111 248.1);

Tailwind

colors: {
  custom: {
    50: '#82a6d0',
    500: '#4282bc',
    950: '#000000',
  },
}

SCSS

$custom: #4282bc;
$custom-light: #82a6d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4282bc",
  "rgb": {
    "r": 66,
    "g": 130,
    "b": 188
  },
  "hsl": {
    "h": 208.525,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.59045,
    "c": 0.11098,
    "h": 248.1
  },
  "luminance": 0.20754
}

Semantic roles & 50–950 ramp

primary

#4282BC

secondary

#C9AC91

accent

#9150D8

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4282BC

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

Preview Lab → · Contrast checker → · Palette generator →