#1FA757
Closest named color: Mid Green (#50A747). oklch(64.1% 0.161 151.4), rgb(31, 167, 87).
Aa
Black text reads best on this color (6.72:1).
About this color
#1FA757 is a medium-light, vivid green. In OKLCH its lightness is 64%, its chroma 0.161 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mid Green (#50A747), ΔE 0.029 away. Black text reads best on it, at 6.72:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.161) |
| Temperature | in between |
| Nearest name | Mid Green (#50A747) |
| Black text | 6.72:1 |
| White text | 3.12:1 |
Values
| HEX | #1FA757 |
| RGB | rgb(31, 167, 87) |
| HSL | hsl(145, 69%, 39%) |
| OKLCH | oklch(64.1% 0.161 151.4) |
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 #1FA757 | 3.12:1 | AA large text | Lc -63.1 | Content text, not long reading |
| Black text on #1FA757 | 6.72:1 | AA | Lc 46.3 | Large or bold text, headings |
| #1FA757 text on white | 3.12:1 | AA large text | Lc 57.7 | Large or bold text, headings |
| #1FA757 text on black | 6.72:1 | AA | Lc -44.0 | 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
#F1F8F2
oklch(97.2% 0.011 149.9)
-
Step 100
100
#DFEFE2
oklch(93.7% 0.024 151.2)
-
Step 200
200
#C5E2CB
oklch(88.5% 0.044 151.5)
-
Step 300
300
#9BD0A7
oklch(81% 0.08 151.3)
-
Step 400
400
#5EB778
oklch(70.8% 0.126 151.5)
-
Step 500
500 (this color)
#1FA757
oklch(64.1% 0.161 151.4)
-
Step 600
600
#008B43
oklch(55.7% 0.149 151.3)
-
Step 700
700
#007538
oklch(49.2% 0.131 151.5)
-
Step 800
800
#00602C
oklch(42.8% 0.115 151.2)
-
Step 900
900
#005024
oklch(37.7% 0.101 151.4)
-
Step 950
950
#042F15
oklch(26.9% 0.066 152)
#1FA757 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) | #A89851 | 0.137 |
| Deuteranopia (no green cones) | #988D5D | 0.134 |
| Tritanopia (no blue cones) | #00A494 | 0.087 |
| Achromatopsia (no color) | #929292 | 0.163 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1FA757
#1FA757
oklch(64.1% 0.161 151.4)
- #C363B8
#C363B8
oklch(64.2% 0.161 331.7)
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 #1FA757, closest first.
No curated palette has a color within ΔE 0.04 of #1FA757.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Green #50A747 ΔE 0.029
- Medium Green #39AD48 ΔE 0.029
- Jade Green #2BAF6A ΔE 0.030
- Seaweed Green #35AD6B ΔE 0.031
- Jade #1FA774 ΔE 0.038
- Dark Pastel Green #56AE57 ΔE 0.042
- Muted Green #5FA052 ΔE 0.043
- Shamrock #01B44C ΔE 0.043
Use #1FA757 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.