#1F9750
Closest named color: Kelley Green (#009337). oklch(59.6% 0.147 151.7), rgb(31, 151, 80).
Aa
Black text reads best on this color (5.60:1).
About this color
#1F9750 is a medium-dark, vivid green. In OKLCH its lightness is 60%, its chroma 0.147 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelley Green (#009337), ΔE 0.031 away. Black text reads best on it, at 5.60:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Kelley Green (#009337) |
| Black text | 5.60:1 |
| White text | 3.74:1 |
Values
| HEX | #1F9750 |
| RGB | rgb(31, 151, 80) |
| HSL | hsl(145, 66%, 36%) |
| OKLCH | oklch(59.6% 0.147 151.7) |
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 #1F9750 | 3.74:1 | AA large text | Lc -70.1 | Content text, not long reading |
| Black text on #1F9750 | 5.60:1 | AA | Lc 39.5 | Non-text elements, placeholder text |
| #1F9750 text on white | 3.74:1 | AA large text | Lc 64.6 | Content text, not long reading |
| #1F9750 text on black | 5.60:1 | AA | Lc -37.1 | 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 500.
-
Step 50
50
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E0EEE3
oklch(93.6% 0.021 152.2)
-
Step 200
200
#C7E1CC
oklch(88.5% 0.04 151.1)
-
Step 300
300
#9FCEAA
oklch(80.8% 0.071 151.7)
-
Step 400
400
#65B57C
oklch(70.7% 0.115 151.8)
-
Step 500
500 (this color)
#1F9750
oklch(59.6% 0.147 151.7)
-
Step 600
600
#008A44
oklch(55.5% 0.147 151.7)
-
Step 700
700
#007538
oklch(49.2% 0.131 151.5)
-
Step 800
800
#00602D
oklch(42.8% 0.114 151.6)
-
Step 900
900
#064F26
oklch(37.6% 0.096 151.9)
-
Step 950
950
#092F17
oklch(27.1% 0.061 151.9)
#1F9750 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) | #978A4B | 0.124 |
| Deuteranopia (no green cones) | #8A8055 | 0.123 |
| Tritanopia (no blue cones) | #009586 | 0.078 |
| Achromatopsia (no color) | #848484 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F9750
#1F9750
oklch(59.6% 0.147 151.7)
- #B05AA6
#B05AA6
oklch(59.7% 0.147 331.7)
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 #1F9750, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelley Green #009337 ΔE 0.031
- Light Forest Green #4F9153 ΔE 0.036
- Fern Green #548D44 ΔE 0.041
- Sea Green #2E8B57 ΔE 0.041
- Viridian #1E9167 ΔE 0.041
- Irish Green #019529 ΔE 0.041
- Forest Green #228B22 ΔE 0.050
- Emerald Green #028F1E ΔE 0.051
Use #1F9750 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.