#1F7F4B
Closest named color: Jungle Green (#048243). oklch(52.9% 0.119 154.5), rgb(31, 127, 75).
Aa
White text reads best on this color (5.00:1).
About this color
#1F7F4B is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.119 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.018 away. White text reads best on it, at 5.00:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #1F7F4B |
| RGB | rgb(31, 127, 75) |
| HSL | hsl(148, 61%, 31%) |
| OKLCH | oklch(52.9% 0.119 154.5) |
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 #1F7F4B | 5.00:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #1F7F4B | 4.19:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #1F7F4B text on white | 5.00:1 | AA | Lc 74.2 | Content text, not long reading |
| #1F7F4B text on black | 4.19:1 | AA large text | Lc -27.5 | Dividers and decoration only |
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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE5
oklch(93.6% 0.016 154.5)
-
Step 200
200
#CBDFD0
oklch(88.5% 0.029 153.3)
-
Step 300
300
#A6CBB1
oklch(80.8% 0.054 154.4)
-
Step 400
400
#75B189
oklch(70.8% 0.086 154.5)
-
Step 500
500
#4D9D6B
oklch(63.2% 0.11 154.3)
-
Step 600
600 (this color)
#1F7F4B
oklch(52.9% 0.119 154.5)
-
Step 700
700
#1B7243
oklch(49% 0.11 154.6)
-
Step 800
800
#1A5D37
oklch(42.6% 0.092 154.3)
-
Step 900
900
#1D4D30
oklch(37.8% 0.072 154.3)
-
Step 950
950
#122D1C
oklch(27% 0.046 154.3)
#1F7F4B 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) | #7F7447 | 0.106 |
| Deuteranopia (no green cones) | #736C4E | 0.103 |
| Tritanopia (no blue cones) | #007E72 | 0.059 |
| Achromatopsia (no color) | #6F6F6F | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1F7F4B
#1F7F4B
oklch(52.9% 0.119 154.5)
- #944E87
#944E87
oklch(52.8% 0.12 334.5)
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 #1F7F4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.018
- Sea Green #2E8B57 ΔE 0.040
- Tree Green #2A7E19 ΔE 0.049
- Dark Sage #598556 ΔE 0.058
- Dark Grass Green #388004 ΔE 0.058
- Viridian #1E9167 ΔE 0.058
- Forest Green #228B22 ΔE 0.064
- Military Green #667C3E ΔE 0.064
Use #1F7F4B 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.