#01573C
Closest named color: Spruce (#0A5F38). oklch(40.5% 0.086 163.9), rgb(1, 87, 60).
Aa
White text reads best on this color (8.64:1).
About this color
#01573C is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.086 and its hue 164°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.030 away. White text reads best on it, at 8.64:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.086) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.42:1 |
| White text | 8.64:1 |
Values
| HEX | #01573C |
| RGB | rgb(1, 87, 60) |
| HSL | hsl(161, 98%, 17%) |
| OKLCH | oklch(40.5% 0.086 163.9) |
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 #01573C | 8.64:1 | AAA | Lc -93.7 | Preferred for body text |
| Black text on #01573C | 2.42:1 | Fails | Lc 14.8 | Not readable |
| #01573C text on white | 8.64:1 | AAA | Lc 89.2 | Fine for body text |
| #01573C text on black | 2.42:1 | Fails | Lc -13.1 | 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
#C9DFD4
oklch(88.4% 0.028 164.3)
-
Step 300
300
#A4CBB8
oklch(80.9% 0.049 164.1)
-
Step 400
400
#6FB193
oklch(70.7% 0.081 163.8)
-
Step 500
500
#449D78
oklch(63.1% 0.103 163.5)
-
Step 600
600
#198761
oklch(55.5% 0.111 163.9)
-
Step 700
700
#047350
oklch(49.2% 0.105 163.4)
-
Step 800
800 (this color)
#01573C
oklch(40.5% 0.086 163.9)
-
Step 900
900
#174D38
oklch(37.8% 0.067 163.8)
-
Step 950
950
#102D21
oklch(27.1% 0.042 164)
#01573C 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) | #55503A | 0.083 |
| Deuteranopia (no green cones) | #4C493E | 0.081 |
| Tritanopia (no blue cones) | #005750 | 0.033 |
| Achromatopsia (no color) | #4C4C4C | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01573C
#01573C
oklch(40.5% 0.086 163.9)
- #683454
#683454
oklch(40.3% 0.086 343.9)
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 #01573C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.030
- Dark Blue Green #005249 ΔE 0.031
- Pine #2B5D34 ΔE 0.036
- Dark Teal #014D4E ΔE 0.052
- Deep Teal #00555A ΔE 0.053
- Evergreen #05472A ΔE 0.054
- Dark Green Blue #1F6357 ΔE 0.056
- Deep Green #02590F ΔE 0.056
Use #01573C 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.