#04572D
Closest named color: Spruce (#0A5F38). oklch(40.1% 0.1 153.5), rgb(4, 87, 45).
Aa
White text reads best on this color (8.72:1).
About this color
#04572D is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.100 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.028 away. White text reads best on it, at 8.72:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.40:1 |
| White text | 8.72:1 |
Values
| HEX | #04572D |
| RGB | rgb(4, 87, 45) |
| HSL | hsl(150, 91%, 18%) |
| OKLCH | oklch(40.1% 0.1 153.5) |
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 #04572D | 8.72:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #04572D | 2.40:1 | Fails | Lc 14.6 | Not readable |
| #04572D text on white | 8.72:1 | AAA | Lc 89.4 | Fine for body text |
| #04572D text on black | 2.40:1 | Fails | Lc -12.8 | 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
#F1F8F2
oklch(97.2% 0.011 149.9)
-
Step 100
100
#DFEEE3
oklch(93.5% 0.022 154.1)
-
Step 200
200
#C5E2CD
oklch(88.6% 0.042 154)
-
Step 300
300
#9BCFAA
oklch(80.8% 0.075 153.5)
-
Step 400
400
#5EB67D
oklch(70.6% 0.12 153.7)
-
Step 500
500
#1AA35B
oklch(63% 0.154 153.5)
-
Step 600
600
#008A4A
oklch(55.6% 0.141 153.6)
-
Step 700
700
#00743D
oklch(49% 0.125 153.5)
-
Step 800
800
#005F31
oklch(42.6% 0.108 153.6)
-
Step 900
900 (this color)
#04572D
oklch(40.1% 0.1 153.5)
-
Step 950
950
#052F17
oklch(27% 0.063 153.4)
#04572D 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) | #574F2A | 0.087 |
| Deuteranopia (no green cones) | #4E4830 | 0.086 |
| Tritanopia (no blue cones) | #00564D | 0.052 |
| Achromatopsia (no color) | #4B4B4B | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04572D
#04572D
oklch(40.1% 0.1 153.5)
- #67315F
#67315F
oklch(40.2% 0.1 333.1)
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 #04572D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.028
- Deep Green #02590F ΔE 0.034
- Forest #0B5509 ΔE 0.034
- Pine #2B5D34 ΔE 0.035
- Navy Green #35530A ΔE 0.041
- Pine Green #0A481E ΔE 0.049
- Dark Blue Green #005249 ΔE 0.052
- Bottle Green #044A05 ΔE 0.053
Use #04572D 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.