#11583D
Closest named color: Spruce (#0A5F38). oklch(41.1% 0.082 162.5), rgb(17, 88, 61).
Aa
White text reads best on this color (8.44:1).
About this color
#11583D is a dark, moderately saturated green. In OKLCH its lightness is 41%, its chroma 0.082 and its hue 162°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.027 away. White text reads best on it, at 8.44:1.
| Hue family | Greens |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.082) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.48:1 |
| White text | 8.44:1 |
Values
| HEX | #11583D |
| RGB | rgb(17, 88, 61) |
| HSL | hsl(157, 68%, 21%) |
| OKLCH | oklch(41.1% 0.082 162.5) |
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 #11583D | 8.44:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #11583D | 2.48:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #11583D text on white | 8.44:1 | AAA | Lc 88.7 | Fine for body text |
| #11583D text on black | 2.48:1 | Fails | Lc -13.5 | 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 800.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE7
oklch(93.6% 0.014 162.5)
-
Step 200
200
#CADFD4
oklch(88.5% 0.027 163.1)
-
Step 300
300
#A6CBB7
oklch(81% 0.048 161.5)
-
Step 400
400
#73B092
oklch(70.7% 0.077 162.2)
-
Step 500
500
#4B9C78
oklch(63.1% 0.097 162.6)
-
Step 600
600
#278660
oklch(55.5% 0.106 162.3)
-
Step 700
700
#177250
oklch(49.2% 0.099 162.6)
-
Step 800
800 (this color)
#11583D
oklch(41.1% 0.082 162.5)
-
Step 900
900
#1C4C37
oklch(37.7% 0.064 162)
-
Step 950
950
#122D20
oklch(27.1% 0.041 160.9)
#11583D 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) | #56513B | 0.078 |
| Deuteranopia (no green cones) | #4E4A3F | 0.078 |
| Tritanopia (no blue cones) | #005851 | 0.032 |
| Achromatopsia (no color) | #4D4D4D | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #11583D
#11583D
oklch(41.1% 0.082 162.5)
- #683757
#683757
oklch(41% 0.082 341.7)
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 #11583D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.027
- Pine #2B5D34 ΔE 0.031
- Dark Blue Green #005249 ΔE 0.033
- Dark Green Blue #1F6357 ΔE 0.050
- Deep Teal #00555A ΔE 0.052
- Dark Teal #014D4E ΔE 0.054
- Dark Slate Gray #2F4F4F ΔE 0.055
- Navy Green #35530A ΔE 0.055
Use #11583D 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.