#1C8E42
Closest named color: Kelley Green (#009337). oklch(56.9% 0.149 149.2), rgb(28, 142, 66).
Aa
Black text reads best on this color (4.99:1).
About this color
#1C8E42 is a medium-dark, vivid green. In OKLCH its lightness is 57%, its chroma 0.149 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelley Green (#009337), ΔE 0.023 away. Black text reads best on it, at 4.99:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Kelley Green (#009337) |
| Black text | 4.99:1 |
| White text | 4.20:1 |
Values
| HEX | #1C8E42 |
| RGB | rgb(28, 142, 66) |
| HSL | hsl(140, 67%, 33%) |
| OKLCH | oklch(56.9% 0.149 149.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #1C8E42 | 4.20:1 | AA large text | Lc -74.0 | Content text, not long reading |
| Black text on #1C8E42 | 4.99:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #1C8E42 text on white | 4.20:1 | AA large text | Lc 68.5 | Content text, not long reading |
| #1C8E42 text on black | 4.99:1 | AA | Lc -33.2 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E1EEE3
oklch(93.6% 0.02 150.1)
-
Step 200
200
#C9E0CC
oklch(88.4% 0.037 149.1)
-
Step 300
300
#A3CDA9
oklch(80.8% 0.067 148.9)
-
Step 400
400
#6EB37C
oklch(70.6% 0.107 149.5)
-
Step 500
500
#42A059
oklch(63.2% 0.138 149)
-
Step 600
600 (this color)
#1C8E42
oklch(56.9% 0.149 149.2)
-
Step 700
700
#007530
oklch(49.1% 0.138 149)
-
Step 800
800
#0A5F29
oklch(42.6% 0.114 149.4)
-
Step 900
900
#164E26
oklch(37.7% 0.089 149.4)
-
Step 950
950
#0F2E16
oklch(27% 0.057 148.7)
#1C8E42 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #8F813B | 0.120 |
| Deuteranopia (no green cones) | #827848 | 0.119 |
| Tritanopia (no blue cones) | #008B7D | 0.085 |
| Achromatopsia (no color) | #7C7C7C | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C8E42
#1C8E42
oklch(56.9% 0.149 149.2)
- #A552A1
#A552A1
oklch(56.8% 0.148 329.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #1C8E42, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelley Green #009337 ΔE 0.023
- Forest Green #228B22 ΔE 0.028
- Sea Green #2E8B57 ΔE 0.033
- Emerald Green #028F1E ΔE 0.035
- Irish Green #019529 ΔE 0.037
- Jungle Green #048243 ΔE 0.040
- Fern Green #548D44 ΔE 0.041
- Light Forest Green #4F9153 ΔE 0.045
Use #1C8E42 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.