#999EE3#999EE3

#999EE3 is a light, moderate blue. Relative luminance 0.368; OKLCH L 72.2% C 0.100 H 280.4°. Best body text is #000000 at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#999EE3
RGB	rgb(153, 158, 227)
HSL	hsl(236, 57%, 75%)
HSV	hsv(236, 33%, 89%)
CMYK	cmyk(32.6%, 30.4%, 0%, 11%)
CIE-LAB	lab(67.10, 14.05, -35.43)
CIE-LCH	lch(67.10, 38.12, 291.63°)
OKLab	oklab(72.17% 0.018 -0.0986)
OKLCH	oklch(72.17% 0.1 280.4)
XYZ	xyz(39.2250, 36.7708, 77.6889)
Luminance	0.3677 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#999EE3 #E3DE99

analogous

#99C3E3 #999EE3 #B999E3

triadic

#999EE3 #E3999E #9EE399

tetradic

#999EE3 #E399C3 #E3DE99 #99E3B9

square

#999EE3 #E399C3 #E3DE99 #99E3B9

split-complementary

#999EE3 #E3B999 #C3E399

monochromatic

#3943C9 #6970D6 #999EE3 #C9CCF0 #E7E8F8

Accessibility & contrast

On white

2.51

#999EE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.35

#999EE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #999EE3

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##999EE3	#FFFFFF	#000000	##000000
##999EE3	1.00	2.51	8.35	8.35
#FFFFFF	2.51	1.00	21.00	21.00
#000000	8.35	21.00	1.00	1.00
##000000	8.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#89A6E6

Deuteranopia (green-blind)

#85A1E1

Tritanopia (blue-blind)

#85ABB7

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #999ee3;
/* rgb */ color: rgb(153, 158, 227);
/* oklch */ color: oklch(72.2% 0.100 280.4);

Tailwind

colors: {
  custom: {
    50: '#b9baec',
    500: '#999ee3',
    950: '#000000',
  },
}

SCSS

$custom: #999ee3;
$custom-light: #b9baec;
$custom-dark: #000000;

JSON

{
  "hex": "#999ee3",
  "rgb": {
    "r": 153,
    "g": 158,
    "b": 227
  },
  "hsl": {
    "h": 235.946,
    "s": 56.923,
    "l": 74.51
  },
  "oklch": {
    "l": 0.72166,
    "c": 0.1002,
    "h": 280.4
  },
  "luminance": 0.36772
}

Semantic roles & 50–950 ramp

primary

#999EE3

secondary

#F0EEDB

accent

#B921C4

background

#FBFBFE

surface

#F6F6FD

border

#D0D0D5

text

#121116

muted

#818084

Preview Lab

Preview with #999EE3

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

Preview Lab → · Contrast checker → · Palette generator →