#1FB457#1FB457

#1FB457 is a light, vivid green. Relative luminance 0.336; OKLCH L 67.6% C 0.178 H 149.9°. Best body text is #000000 at 7.72:1 contrast (WCAG AA passes).

Color values

HEX#1FB457
RGBrgb(31, 180, 87)
HSLhsl(143, 71%, 41%)
HSVhsv(143, 83%, 71%)
CMYKcmyk(82.8%, 0%, 51.7%, 29.4%)
CIE-LABlab(64.66, -57.36, 36.88)
CIE-LCHlch(64.66, 68.19, 147.26°)
OKLaboklab(67.62% -0.1539 0.0892)
OKLCHoklch(67.62% 0.178 149.9)
XYZxyz(18.6050, 33.6196, 14.5237)
Luminance0.3362 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1FB457 #B41F7C
analogous
#32B41F #1FB457 #1FB4A2
triadic
#1FB457 #571FB4 #B4571F
tetradic
#1FB457 #1F32B4 #B41F7C #B4A21F
square
#1FB457 #1F32B4 #B41F7C #B4A21F
split-complementary
#1FB457 #A21FB4 #B41F32
monochromatic
#0D4C25 #16803E #1FB457 #34DC73 #68E597

Accessibility & contrast

On white

2.72
#1FB457 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.72
#1FB457 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB457
7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1FB457#FFFFFF#000000##000000
##1FB4571.002.727.727.72
#FFFFFF2.721.0021.0021.00
#0000007.7221.001.001.00
##0000007.7221.001.001.00

Color blindness preview

Protanopia (red-blind)
#B5A44F
Deuteranopia (green-blind)
#A5985E
Tritanopia (blue-blind)
#00B19F
Achromatopsia (no color)
#9D9D9D

Design tokens & code

CSS
--color: #1fb457;
/* rgb */ color: rgb(31, 180, 87);
/* oklch */ color: oklch(67.6% 0.178 149.9);
Tailwind
colors: {
  custom: {
    50: '#77cc88',
    500: '#1fb457',
    950: '#000000',
  },
}
SCSS
$custom: #1fb457;
$custom-light: #77cc88;
$custom-dark: #000000;
JSON
{
  "hex": "#1fb457",
  "rgb": {
    "r": 31,
    "g": 180,
    "b": 87
  },
  "hsl": {
    "h": 142.55,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67615,
    "c": 0.17786,
    "h": 149.9
  },
  "luminance": 0.33622
}

Semantic roles & 50–950 ramp

primary
#1FB457
secondary
#CB64A4
accent
#3AAAED
background
#F7FCF8
surface
#EEF9F0
border
#C9D2CB
text
#0A130B
muted
#7C827C

Preview Lab

Preview with #1FB457

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

Preview Lab → · Contrast checker → · Palette generator →

#1FB457 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva