#78B003
Closest named color: Dark Lime (#84B701). oklch(69.2% 0.182 128.9), rgb(120, 176, 3).
Aa
Black text reads best on this color (8.01:1).
About this color
#78B003 is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.182 and its hue 129°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Lime (#84B701), ΔE 0.025 away. Black text reads best on it, at 8.01:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.182) |
| Temperature | in between |
| Nearest name | Dark Lime (#84B701) |
| Black text | 8.01:1 |
| White text | 2.62:1 |
Values
| HEX | #78B003 |
| RGB | rgb(120, 176, 3) |
| HSL | hsl(79, 97%, 35%) |
| OKLCH | oklch(69.2% 0.182 128.9) |
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 #78B003 | 2.62:1 | Fails | Lc -56.0 | Large or bold text, headings |
| Black text on #78B003 | 8.01:1 | AAA | Lc 53.2 | Large or bold text, headings |
| #78B003 text on white | 2.62:1 | Fails | Lc 50.9 | Large or bold text, headings |
| #78B003 text on black | 8.01:1 | AAA | Lc -51.1 | 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 400.
-
Step 50
50
#F2F8ED
oklch(97.2% 0.016 130.4)
-
Step 100
100
#E3EFD8
oklch(93.7% 0.033 129.7)
-
Step 200
200
#CCE2B6
oklch(88.5% 0.063 129.3)
-
Step 300
300
#AACF7E
oklch(80.9% 0.114 128.7)
-
Step 400
400 (this color)
#78B003
oklch(69.2% 0.182 128.9)
-
Step 500
500
#699B00
oklch(63% 0.167 128.9)
-
Step 600
600
#588300
oklch(55.7% 0.148 128.9)
-
Step 700
700
#496E00
oklch(49.1% 0.13 129)
-
Step 800
800
#3B5A00
oklch(42.7% 0.113 129)
-
Step 900
900
#314B00
oklch(37.7% 0.1 128.7)
-
Step 950
950
#1B2D00
oklch(27.1% 0.072 129.3)
#78B003 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) | #B9A200 | 0.093 |
| Deuteranopia (no green cones) | #B29F24 | 0.092 |
| Tritanopia (no blue cones) | #7CA895 | 0.143 |
| Achromatopsia (no color) | #A0A0A0 | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78B003
#78B003
oklch(69.2% 0.182 128.9)
- #BD77F0
#BD77F0
oklch(69.2% 0.182 309.1)
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 #78B003, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lime #84B701 ΔE 0.025
- Leaf #71AA34 ΔE 0.030
- Avocado Green #87A922 ΔE 0.030
- Pea Green #8EAB12 ΔE 0.030
- Icky Green #8FAE22 ΔE 0.032
- Grass #5CAC2D ΔE 0.034
- Leafy Green #51B73B ΔE 0.037
- Dark Lime Green #7EBD01 ΔE 0.038
Use #78B003 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.