#3FA778
Closest named color: Jade (#1FA774). oklch(65.5% 0.12 160.6), rgb(63, 167, 120).
Aa
Black text reads best on this color (7.01:1).
About this color
#3FA778 is a medium-light, moderately saturated green. In OKLCH its lightness is 66%, its chroma 0.120 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade (#1FA774), ΔE 0.018 away. Black text reads best on it, at 7.01:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Jade (#1FA774) |
| Black text | 7.01:1 |
| White text | 2.99:1 |
Values
| HEX | #3FA778 |
| RGB | rgb(63, 167, 120) |
| HSL | hsl(153, 45%, 45%) |
| OKLCH | oklch(65.5% 0.12 160.6) |
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 #3FA778 | 2.99:1 | Fails | Lc -61.7 | Content text, not long reading |
| Black text on #3FA778 | 7.01:1 | AAA | Lc 47.7 | Large or bold text, headings |
| #3FA778 text on white | 2.99:1 | Fails | Lc 56.3 | Large or bold text, headings |
| #3FA778 text on black | 7.01:1 | AAA | Lc -45.5 | Large or bold text, headings |
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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E1EEE6
oklch(93.7% 0.017 159.1)
-
Step 200
200
#C7E0D2
oklch(88.4% 0.033 161.2)
-
Step 300
300
#A0CDB4
oklch(80.9% 0.059 160.4)
-
Step 400
400
#68B38D
oklch(70.7% 0.094 160.6)
-
Step 500
500 (this color)
#3FA778
oklch(65.5% 0.12 160.6)
-
Step 600
600
#00895A
oklch(55.6% 0.125 160.5)
-
Step 700
700
#00734B
oklch(49% 0.11 160.6)
-
Step 800
800
#005E3D
oklch(42.6% 0.095 160.9)
-
Step 900
900
#0D4E33
oklch(37.7% 0.078 160.2)
-
Step 950
950
#0B2E1E
oklch(27.1% 0.05 160.2)
#3FA778 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) | #A59B75 | 0.114 |
| Deuteranopia (no green cones) | #97917B | 0.111 |
| Tritanopia (no blue cones) | #00A69A | 0.051 |
| Achromatopsia (no color) | #959595 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3FA778
#3FA778
oklch(65.5% 0.12 160.6)
- #C172A7
#C172A7
oklch(65.5% 0.12 340.5)
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 #3FA778, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade #1FA774 ΔE 0.018
- Dark Seafoam Green #3EAF76 ΔE 0.025
- Bluey Green #2BB179 ΔE 0.029
- Seaweed Green #35AD6B ΔE 0.030
- Algae #54AC68 ΔE 0.032
- Tea #65AB7C ΔE 0.036
- Jade Green #2BAF6A ΔE 0.036
- Medium Sea Green #3CB371 ΔE 0.040
Use #3FA778 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.