#047F21
Closest named color: Tree Green (#2A7E19). oklch(51.9% 0.162 145), rgb(4, 127, 33).
Aa
White text reads best on this color (5.16:1).
About this color
#047F21 is a medium-dark, vivid green. In OKLCH its lightness is 52%, its chroma 0.162 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.014 away. White text reads best on it, at 5.16:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 4.06:1 |
| White text | 5.16:1 |
Values
| HEX | #047F21 |
| RGB | rgb(4, 127, 33) |
| HSL | hsl(134, 94%, 26%) |
| OKLCH | oklch(51.9% 0.162 145) |
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 #047F21 | 5.16:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #047F21 | 4.06:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #047F21 text on white | 5.16:1 | AA | Lc 74.9 | Content text, not long reading |
| #047F21 text on black | 4.06:1 | AA large text | Lc -26.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE1
oklch(93.6% 0.022 145.4)
-
Step 200
200
#C8E1C8
oklch(88.4% 0.043 145.2)
-
Step 300
300
#A1CFA2
oklch(81% 0.079 145.3)
-
Step 400
400
#6BB56E
oklch(70.7% 0.126 145)
-
Step 500
500
#3DA246
oklch(63.2% 0.16 144.9)
-
Step 600
600
#038C25
oklch(55.7% 0.174 145)
-
Step 700
700 (this color)
#047F21
oklch(51.9% 0.162 145)
-
Step 800
800
#016116
oklch(42.8% 0.134 144.9)
-
Step 900
900
#124F1A
oklch(37.7% 0.104 145.1)
-
Step 950
950
#0D2F10
oklch(27.1% 0.067 145)
#047F21 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) | #817211 | 0.119 |
| Deuteranopia (no green cones) | #766A2B | 0.120 |
| Tritanopia (no blue cones) | #007B6C | 0.101 |
| Achromatopsia (no color) | #6D6D6D | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #047F21
#047F21
oklch(51.9% 0.162 145)
- #95409B
#95409B
oklch(52% 0.162 325)
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 #047F21, closest first.
No curated palette has a color within ΔE 0.04 of #047F21.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.014
- Green #008000 ΔE 0.017
- Dark Grass Green #388004 ΔE 0.026
- Jungle Green #048243 ΔE 0.034
- Forest Green #228B22 ΔE 0.040
- Emerald Green #028F1E ΔE 0.050
- Kelley Green #009337 ΔE 0.060
- Irish Green #019529 ΔE 0.067
Use #047F21 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.