#1C9319
Closest named color: Irish Green (#019529). oklch(57.9% 0.184 142.5), rgb(28, 147, 25).
Aa
Black text reads best on this color (5.23:1).
About this color
#1C9319 is a medium-dark, vivid green. In OKLCH its lightness is 58%, its chroma 0.184 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Irish Green (#019529), ΔE 0.010 away. Black text reads best on it, at 5.23:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.184) |
| Temperature | in between |
| Nearest name | Irish Green (#019529) |
| Black text | 5.23:1 |
| White text | 4.01:1 |
Values
| HEX | #1C9319 |
| RGB | rgb(28, 147, 25) |
| HSL | hsl(119, 71%, 34%) |
| OKLCH | oklch(57.9% 0.184 142.5) |
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 #1C9319 | 4.01:1 | AA large text | Lc -72.3 | Content text, not long reading |
| Black text on #1C9319 | 5.23:1 | AA | Lc 37.3 | Non-text elements, placeholder text |
| #1C9319 text on white | 4.01:1 | AA large text | Lc 66.8 | Content text, not long reading |
| #1C9319 text on black | 5.23:1 | AA | Lc -34.9 | 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
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE0
oklch(93.6% 0.023 143.4)
-
Step 200
200
#C8E1C6
oklch(88.4% 0.045 143.2)
-
Step 300
300
#A2CF9E
oklch(81% 0.083 142.7)
-
Step 400
400
#6DB567
oklch(70.6% 0.132 142.4)
-
Step 500
500
#3FA23A
oklch(63.1% 0.17 142.5)
-
Step 600
600 (this color)
#1C9319
oklch(57.9% 0.184 142.5)
-
Step 700
700
#007600
oklch(49% 0.167 142.5)
-
Step 800
800
#066105
oklch(42.8% 0.142 142.5)
-
Step 900
900
#144F12
oklch(37.6% 0.11 142.6)
-
Step 950
950
#0E2F0C
oklch(27.1% 0.071 142.4)
#1C9319 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) | #968400 | 0.130 |
| Deuteranopia (no green cones) | #8A7C29 | 0.129 |
| Tritanopia (no blue cones) | #008E7D | 0.120 |
| Achromatopsia (no color) | #7F7F7F | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C9319
#1C9319
oklch(57.9% 0.184 142.5)
- #AB4BB8
#AB4BB8
oklch(57.9% 0.184 322.7)
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 #1C9319, closest first.
No curated palette has a color within ΔE 0.04 of #1C9319.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Irish Green #019529 ΔE 0.010
- True Green #089404 ΔE 0.011
- Emerald Green #028F1E ΔE 0.015
- Kelley Green #009337 ΔE 0.021
- Forest Green #228B22 ΔE 0.026
- Grass Green #3F9B0B ΔE 0.034
- Grassy Green #419C03 ΔE 0.038
- Sap Green #5C8B15 ΔE 0.050
Use #1C9319 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.