#57B323#57B323

#57B323 is a light, vivid yellow-green. Relative luminance 0.344; OKLCH L 68.4% C 0.194 H 137.2°. Best body text is #000000 at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#57B323
RGB	rgb(87, 179, 35)
HSL	hsl(98, 67%, 42%)
HSV	hsv(98, 80%, 70%)
CMYK	cmyk(51.4%, 0%, 80.4%, 29.8%)
CIE-LAB	lab(65.27, -51.16, 59.41)
CIE-LCH	lch(65.27, 78.40, 130.73°)
OKLab	oklab(68.36% -0.142 0.1315)
OKLCH	oklch(68.36% 0.194 137.2)
XYZ	xyz(20.3533, 34.3863, 7.1545)
Luminance	0.3439 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B323 #7F23B3

analogous

#9FB323 #57B323 #23B337

triadic

#57B323 #2357B3 #B32357

tetradic

#57B323 #239FB3 #7F23B3 #B33723

square

#57B323 #239FB3 #7F23B3 #B33723

split-complementary

#57B323 #3723B3 #B3239F

monochromatic

#254D0F #3E8019 #57B323 #74D93B #98E36E

Accessibility & contrast

On white

2.67

#57B323 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.88

#57B323 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B323

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B323	#FFFFFF	#000000	##000000
##57B323	1.00	2.67	7.88	7.88
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.88	21.00	1.00	1.00
##000000	7.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A300

Deuteranopia (green-blind)

#AD9C34

Tritanopia (blue-blind)

#51AC99

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #57b323;
/* rgb */ color: rgb(87, 179, 35);
/* oklch */ color: oklch(68.4% 0.194 137.2);

Tailwind

colors: {
  custom: {
    50: '#90ca6b',
    500: '#57b323',
    950: '#000000',
  },
}

SCSS

$custom: #57b323;
$custom-light: #90ca6b;
$custom-dark: #000000;

JSON

{
  "hex": "#57b323",
  "rgb": {
    "r": 87,
    "g": 179,
    "b": 35
  },
  "hsl": {
    "h": 98.333,
    "s": 67.29,
    "l": 41.961
  },
  "oklch": {
    "l": 0.68364,
    "c": 0.19355,
    "h": 137.2
  },
  "luminance": 0.34388
}

Semantic roles & 50–950 ramp

primary

#57B323

secondary

#A669C9

accent

#3EEAAC

background

#F9FCF6

surface

#F2F8EC

border

#CCD1C7

text

#0D1307

muted

#7E827A

Preview Lab

Preview with #57B323

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

Preview Lab → · Contrast checker → · Palette generator →