#1D905A
Closest named color: Sea Green (#2E8B57). oklch(57.9% 0.129 156.9), rgb(29, 144, 90).
Aa
Black text reads best on this color (5.18:1).
About this color
#1D905A is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.129 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.015 away. Black text reads best on it, at 5.18:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 5.18:1 |
| White text | 4.04:1 |
Values
| HEX | #1D905A |
| RGB | rgb(29, 144, 90) |
| HSL | hsl(152, 66%, 34%) |
| OKLCH | oklch(57.9% 0.129 156.9) |
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 #1D905A | 4.04:1 | AA large text | Lc -72.8 | Content text, not long reading |
| Black text on #1D905A | 5.18:1 | AA | Lc 36.8 | Non-text elements, placeholder text |
| #1D905A text on white | 4.04:1 | AA large text | Lc 67.3 | Content text, not long reading |
| #1D905A text on black | 5.18:1 | AA | Lc -34.4 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E1EDE5
oklch(93.5% 0.017 156.9)
-
Step 200
200
#C9E0D1
oklch(88.5% 0.032 157.1)
-
Step 300
300
#A3CCB2
oklch(80.8% 0.057 157.1)
-
Step 400
400
#6DB289
oklch(70.6% 0.093 156.9)
-
Step 500
500
#409F6C
oklch(63.2% 0.119 156.8)
-
Step 600
600 (this color)
#1D905A
oklch(57.9% 0.129 156.9)
-
Step 700
700
#007445
oklch(49.2% 0.117 157)
-
Step 800
800
#065F38
oklch(42.8% 0.1 156.8)
-
Step 900
900
#144E30
oklch(37.8% 0.079 156.4)
-
Step 950
950
#0E2D1D
oklch(26.8% 0.048 158.2)
#1D905A 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) | #8F8456 | 0.117 |
| Deuteranopia (no green cones) | #817A5E | 0.115 |
| Tritanopia (no blue cones) | #008F82 | 0.059 |
| Achromatopsia (no color) | #7E7E7E | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1D905A
#1D905A
oklch(57.9% 0.129 156.9)
- #A95996
#A95996
oklch(57.9% 0.13 336.8)
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 #1D905A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.015
- Viridian #1E9167 ΔE 0.018
- Light Forest Green #4F9153 ΔE 0.034
- Fern Green #548D44 ΔE 0.040
- Ocean Green #3D9973 ΔE 0.047
- Kelley Green #009337 ΔE 0.047
- Jungle Green #048243 ΔE 0.049
- Dark Sage #598556 ΔE 0.051
Use #1D905A 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.