#64A990
Closest named color: Tea (#65AB7C). oklch(68.2% 0.08 168.7), rgb(100, 169, 144).
Aa
Black text reads best on this color (7.61:1).
About this color
#64A990 is a medium-light, moderately saturated green. In OKLCH its lightness is 68%, its chroma 0.080 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tea (#65AB7C), ΔE 0.031 away. Black text reads best on it, at 7.61:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Tea (#65AB7C) |
| Black text | 7.61:1 |
| White text | 2.75:1 |
Values
| HEX | #64A990 |
| RGB | rgb(100, 169, 144) |
| HSL | hsl(158, 29%, 53%) |
| OKLCH | oklch(68.2% 0.08 168.7) |
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 #64A990 | 2.75:1 | Fails | Lc -58.4 | Large or bold text, headings |
| Black text on #64A990 | 7.61:1 | AAA | Lc 50.9 | Large or bold text, headings |
| #64A990 text on white | 2.75:1 | Fails | Lc 53.1 | Large or bold text, headings |
| #64A990 text on black | 7.61:1 | AAA | Lc -48.7 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE8
oklch(93.6% 0.014 169.2)
-
Step 200
200
#C8DFD6
oklch(88.4% 0.027 170.2)
-
Step 300
300
#A2CCBB
oklch(81% 0.05 168.4)
-
Step 400
400 (this color)
#64A990
oklch(68.2% 0.08 168.7)
-
Step 500
500
#3D9D7E
oklch(63% 0.102 168.5)
-
Step 600
600
#038868
oklch(55.7% 0.111 168.8)
-
Step 700
700
#007257
oklch(49.1% 0.098 169.1)
-
Step 800
800
#015E46
oklch(42.8% 0.086 167.9)
-
Step 900
900
#124D3B
oklch(37.8% 0.067 168.3)
-
Step 950
950
#0D2D23
oklch(27% 0.042 169.5)
#64A990 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) | #A6A18F | 0.082 |
| Deuteranopia (no green cones) | #9A9892 | 0.079 |
| Tritanopia (no blue cones) | #50AAA2 | 0.028 |
| Achromatopsia (no color) | #9C9C9C | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64A990
#64A990
oklch(68.2% 0.08 168.7)
- #BF85A1
#BF85A1
oklch(68.3% 0.08 349)
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 #64A990, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tea #65AB7C ΔE 0.031
- Dull Teal #5F9E8F ΔE 0.033
- Greeny Blue #42B395 ΔE 0.034
- Greeny Grey #7EA07A ΔE 0.038
- Grey Teal #5E9B8A ΔE 0.041
- Dusty Green #76A973 ΔE 0.041
- Grey Green #86A17D ΔE 0.042
- Cadet Blue #5F9EA0 ΔE 0.046
Use #64A990 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.