#01A178
Closest named color: Jade (#1FA774). oklch(62.9% 0.129 166.9), rgb(1, 161, 120).
Aa
Black text reads best on this color (6.37:1).
About this color
#01A178 is a medium-light, moderately saturated green. In OKLCH its lightness is 63%, its chroma 0.129 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade (#1FA774), ΔE 0.022 away. Black text reads best on it, at 6.37:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Jade (#1FA774) |
| Black text | 6.37:1 |
| White text | 3.29:1 |
Values
| HEX | #01A178 |
| RGB | rgb(1, 161, 120) |
| HSL | hsl(165, 99%, 32%) |
| OKLCH | oklch(62.9% 0.129 166.9) |
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 #01A178 | 3.29:1 | AA large text | Lc -65.1 | Content text, not long reading |
| Black text on #01A178 | 6.37:1 | AA | Lc 44.4 | Non-text elements, placeholder text |
| #01A178 text on white | 3.29:1 | AA large text | Lc 59.7 | Large or bold text, headings |
| #01A178 text on black | 6.37:1 | AA | Lc -42.0 | 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
#F0F7F4
oklch(97% 0.008 168.8)
-
Step 100
100
#DFEEE7
oklch(93.6% 0.018 166.4)
-
Step 200
200
#C4E1D4
oklch(88.5% 0.035 166.8)
-
Step 300
300
#9ACEB8
oklch(80.9% 0.062 166.9)
-
Step 400
400
#5BB593
oklch(70.8% 0.101 166.6)
-
Step 500
500 (this color)
#01A178
oklch(62.9% 0.129 166.9)
-
Step 600
600
#008865
oklch(55.6% 0.114 167)
-
Step 700
700
#007254
oklch(49% 0.101 166.9)
-
Step 800
800
#005E45
oklch(42.8% 0.088 167.1)
-
Step 900
900
#004E39
oklch(37.6% 0.077 167.4)
-
Step 950
950
#022E21
oklch(26.8% 0.053 168)
#01A178 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) | #9D9576 | 0.129 |
| Deuteranopia (no green cones) | #8C897B | 0.123 |
| Tritanopia (no blue cones) | #00A296 | 0.044 |
| Achromatopsia (no color) | #8E8E8E | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01A178
#01A178
oklch(62.9% 0.129 166.9)
- #C06698
#C06698
oklch(62.9% 0.129 347)
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 #01A178, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade #1FA774 ΔE 0.022
- Ocean Green #3D9973 ΔE 0.027
- Persian Green #2A9D8F ΔE 0.042
- Blue Green #0F9B8E ΔE 0.043
- Viridian #1E9167 ΔE 0.047
- Seaweed Green #35AD6B ΔE 0.049
- Dark Seafoam Green #3EAF76 ΔE 0.051
- Bluey Green #2BB179 ΔE 0.051
Use #01A178 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.