#1C5306
Closest named color: Forest (#0B5509). oklch(39% 0.118 139.2), rgb(28, 83, 6).
Aa
White text reads best on this color (9.17:1).
About this color
#1C5306 is a dark, moderately saturated green. In OKLCH its lightness is 39%, its chroma 0.118 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Forest (#0B5509), ΔE 0.010 away. White text reads best on it, at 9.17:1.
| Hue family | Greens |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Forest (#0B5509) |
| Black text | 2.28:1 |
| White text | 9.17:1 |
Values
| HEX | #1C5306 |
| RGB | rgb(28, 83, 6) |
| HSL | hsl(103, 87%, 17%) |
| OKLCH | oklch(39% 0.118 139.2) |
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 #1C5306 | 9.17:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #1C5306 | 2.28:1 | Fails | Lc 13.2 | Not readable |
| #1C5306 text on white | 9.17:1 | AAA | Lc 90.8 | Preferred for body text |
| #1C5306 text on black | 2.28:1 | Fails | Lc -11.6 | Not readable |
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 900.
-
Step 50
50
#F1F7F0
oklch(97% 0.011 141.3)
-
Step 100
100
#E1EEDE
oklch(93.5% 0.025 139.8)
-
Step 200
200
#C9E2C3
oklch(88.6% 0.05 139.6)
-
Step 300
300
#A3CF98
oklch(80.9% 0.089 139.4)
-
Step 400
400
#6FB55C
oklch(70.6% 0.142 139.3)
-
Step 500
500
#45A224
oklch(63.2% 0.181 139.1)
-
Step 600
600
#2F8A00
oklch(55.7% 0.176 139.1)
-
Step 700
700
#267400
oklch(49.1% 0.155 139.2)
-
Step 800
800
#1E5F00
oklch(42.7% 0.135 139.1)
-
Step 900
900 (this color)
#1C5306
oklch(39% 0.118 139.2)
-
Step 950
950
#102F06
oklch(27.1% 0.076 139.1)
#1C5306 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) | #564B00 | 0.078 |
| Deuteranopia (no green cones) | #4F4610 | 0.078 |
| Tritanopia (no blue cones) | #155046 | 0.082 |
| Achromatopsia (no color) | #484848 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C5306
#1C5306
oklch(39% 0.118 139.2)
- #5F2C6C
#5F2C6C
oklch(39% 0.117 319.1)
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 #1C5306, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Forest #0B5509 ΔE 0.010
- Deep Green #02590F ΔE 0.020
- Navy Green #35530A ΔE 0.027
- Bottle Green #044A05 ΔE 0.035
- Darkgreen #054907 ΔE 0.039
- British Racing Green #05480D ΔE 0.042
- Pine Green #0A481E ΔE 0.049
- Racing Green #014600 ΔE 0.049
Use #1C5306 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.