#EFBB2B#EFBB2B

#EFBB2B is a light, vivid orange. Relative luminance 0.541; OKLCH L 81.7% C 0.157 H 86.8°. Best body text is #000000 at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#EFBB2B
RGB	rgb(239, 187, 43)
HSL	hsl(44, 86%, 55%)
HSV	hsv(44, 82%, 94%)
CMYK	cmyk(0%, 21.8%, 82%, 6.3%)
CIE-LAB	lab(78.50, 6.28, 73.04)
CIE-LCH	lch(78.50, 73.31, 85.08°)
OKLab	oklab(81.7% 0.0089 0.1566)
OKLCH	oklch(81.7% 0.157 86.8)
XYZ	xyz(53.8065, 54.0696, 9.8876)
Luminance	0.5407 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFBB2B #2B5FEF

analogous

#EF592B #EFBB2B #C1EF2B

triadic

#EFBB2B #2BEFBB #BB2BEF

tetradic

#EFBB2B #2BEF59 #2B5FEF #EF2BC1

square

#EFBB2B #2BEF59 #2B5FEF #EF2BC1

split-complementary

#EFBB2B #2BC1EF #592BEF

monochromatic

#94700B #CD9B0F #EFBB2B #F3CD64 #F8E09D

Accessibility & contrast

On white

1.78

#EFBB2B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.81

#EFBB2B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFBB2B

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFBB2B	#FFFFFF	#000000	##000000
##EFBB2B	1.00	1.78	11.81	11.81
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.81	21.00	1.00	1.00
##000000	11.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BA00

Deuteranopia (green-blind)

#DFC834

Tritanopia (blue-blind)

#FFA9A1

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #efbb2b;
/* rgb */ color: rgb(239, 187, 43);
/* oklch */ color: oklch(81.7% 0.157 86.8);

Tailwind

colors: {
  custom: {
    50: '#facf72',
    500: '#efbb2b',
    950: '#000000',
  },
}

SCSS

$custom: #efbb2b;
$custom-light: #facf72;
$custom-dark: #000000;

JSON

{
  "hex": "#efbb2b",
  "rgb": {
    "r": 239,
    "g": 187,
    "b": 43
  },
  "hsl": {
    "h": 44.082,
    "s": 85.965,
    "l": 55.294
  },
  "oklch": {
    "l": 0.81702,
    "c": 0.15686,
    "h": 86.8
  },
  "luminance": 0.54066
}

Semantic roles & 50–950 ramp

primary

#EFBB2B

secondary

#264498

accent

#63FC2C

background

#FFFEFB

surface

#FFFAF1

border

#D7D3CB

text

#181309

muted

#86837D

Preview Lab

Preview with #EFBB2B

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

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