#478F6D
Closest named color: Ocean Green (#3D9973). oklch(59.4% 0.09 161.4), rgb(71, 143, 109).
Aa
Black text reads best on this color (5.41:1).
About this color
#478F6D is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.090 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.028 away. Black text reads best on it, at 5.41:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 5.41:1 |
| White text | 3.87:1 |
Values
| HEX | #478F6D |
| RGB | rgb(71, 143, 109) |
| HSL | hsl(152, 34%, 42%) |
| OKLCH | oklch(59.4% 0.09 161.4) |
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 #478F6D | 3.87:1 | AA large text | Lc -71.5 | Content text, not long reading |
| Black text on #478F6D | 5.41:1 | AA | Lc 38.0 | Non-text elements, placeholder text |
| #478F6D text on white | 3.87:1 | AA large text | Lc 66.0 | Content text, not long reading |
| #478F6D text on black | 5.41:1 | AA | Lc -35.6 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE7
oklch(93.7% 0.013 159.9)
-
Step 200
200
#CCDED4
oklch(88.4% 0.024 161.7)
-
Step 300
300
#A8CAB8
oklch(80.9% 0.044 162.2)
-
Step 400
400
#78AF93
oklch(70.8% 0.071 161.7)
-
Step 500
500 (this color)
#478F6D
oklch(59.4% 0.09 161.4)
-
Step 600
600
#338561
oklch(55.6% 0.098 161.6)
-
Step 700
700
#257050
oklch(49% 0.09 161.6)
-
Step 800
800
#215C42
oklch(42.8% 0.075 161.5)
-
Step 900
900
#214B37
oklch(37.6% 0.059 161)
-
Step 950
950
#142C21
oklch(27% 0.037 162.7)
#478F6D 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) | #8D866B | 0.086 |
| Deuteranopia (no green cones) | #827E6F | 0.084 |
| Tritanopia (no blue cones) | #318F86 | 0.038 |
| Achromatopsia (no color) | #818181 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #478F6D
#478F6D
oklch(59.4% 0.09 161.4)
- #A3688E
#A3688E
oklch(59.3% 0.091 341.2)
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 #478F6D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.028
- Viridian #1E9167 ΔE 0.029
- Slate Green #658D6D ΔE 0.031
- Dark Sage #598556 ΔE 0.036
- Dusty Teal #4C9085 ΔE 0.036
- Light Forest Green #4F9153 ΔE 0.038
- Sea Green #2E8B57 ΔE 0.040
- Blue Green #0F9B8E ΔE 0.051
Use #478F6D 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.