#64AF91
Closest named color: Greeny Blue (#42B395). oklch(69.7% 0.088 166.2), rgb(100, 175, 145).
Aa
Black text reads best on this color (8.08:1).
About this color
#64AF91 is a medium-light, moderately saturated green. In OKLCH its lightness is 70%, its chroma 0.088 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.026 away. Black text reads best on it, at 8.08:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 8.08:1 |
| White text | 2.59:1 |
Values
| HEX | #64AF91 |
| RGB | rgb(100, 175, 145) |
| HSL | hsl(156, 32%, 54%) |
| OKLCH | oklch(69.7% 0.088 166.2) |
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 #64AF91 | 2.59:1 | Fails | Lc -55.8 | Large or bold text, headings |
| Black text on #64AF91 | 8.08:1 | AAA | Lc 53.4 | Large or bold text, headings |
| #64AF91 text on white | 2.59:1 | Fails | Lc 50.6 | Large or bold text, headings |
| #64AF91 text on black | 8.08:1 | AAA | Lc -51.3 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E1EDE7
oklch(93.5% 0.015 164.7)
-
Step 200
200
#C7E0D5
oklch(88.5% 0.03 167.4)
-
Step 300
300
#A0CCB9
oklch(80.8% 0.054 166.8)
-
Step 400
400 (this color)
#64AF91
oklch(69.7% 0.088 166.2)
-
Step 500
500
#339F7A
oklch(63.2% 0.113 166.2)
-
Step 600
600
#008864
oklch(55.6% 0.115 166.4)
-
Step 700
700
#007253
oklch(49% 0.101 166.2)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900
#0A4E39
oklch(37.8% 0.074 166.4)
-
Step 950
950
#0A2E21
oklch(27.1% 0.048 165.4)
#64AF91 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) | #ACA68F | 0.088 |
| Deuteranopia (no green cones) | #A09D93 | 0.085 |
| Tritanopia (no blue cones) | #4EAFA6 | 0.033 |
| Achromatopsia (no color) | #A1A1A1 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64AF91
#64AF91
oklch(69.7% 0.088 166.2)
- #C687A9
#C687A9
oklch(69.7% 0.089 346.1)
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 #64AF91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.026
- Tea #65AB7C ΔE 0.028
- Dusty Green #76A973 ΔE 0.039
- Faded Green #7BB274 ΔE 0.046
- Greeny Grey #7EA07A ΔE 0.047
- Light Sea Green #20B2AA ΔE 0.048
- Grey Green #86A17D ΔE 0.049
- Sage #87AE73 ΔE 0.049
Use #64AF91 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.