#64A797
Closest named color: Dull Teal (#5F9E8F). oklch(67.9% 0.073 177), rgb(100, 167, 151).
Aa
Black text reads best on this color (7.51:1).
About this color
#64A797 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.073 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Teal (#5F9E8F), ΔE 0.027 away. Black text reads best on it, at 7.51:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Dull Teal (#5F9E8F) |
| Black text | 7.51:1 |
| White text | 2.79:1 |
Values
| HEX | #64A797 |
| RGB | rgb(100, 167, 151) |
| HSL | hsl(166, 28%, 52%) |
| OKLCH | oklch(67.9% 0.073 177) |
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 #64A797 | 2.79:1 | Fails | Lc -59.0 | Large or bold text, headings |
| Black text on #64A797 | 7.51:1 | AAA | Lc 50.3 | Large or bold text, headings |
| #64A797 text on white | 2.79:1 | Fails | Lc 53.7 | Large or bold text, headings |
| #64A797 text on black | 7.51:1 | AAA | Lc -48.1 | 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
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDEA
oklch(93.6% 0.013 179.5)
-
Step 200
200
#C9DFD9
oklch(88.6% 0.025 177.6)
-
Step 300
300
#A2CBC0
oklch(80.9% 0.046 176.9)
-
Step 400
400 (this color)
#64A797
oklch(67.9% 0.073 177)
-
Step 500
500
#3F9C88
oklch(63.1% 0.093 176.6)
-
Step 600
600
#0A8672
oklch(55.5% 0.101 177.1)
-
Step 700
700
#007160
oklch(49.1% 0.091 177.4)
-
Step 800
800
#045D4E
oklch(42.8% 0.078 176.5)
-
Step 900
900
#134C41
oklch(37.7% 0.061 177.2)
-
Step 950
950
#0E2D26
oklch(27.1% 0.039 176)
#64A797 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) | #A2A096 | 0.076 |
| Deuteranopia (no green cones) | #979798 | 0.073 |
| Tritanopia (no blue cones) | #4DA9A2 | 0.022 |
| Achromatopsia (no color) | #9B9B9B | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64A797
#64A797
oklch(67.9% 0.073 177)
- #BD8598
#BD8598
oklch(67.8% 0.073 357.2)
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 #64A797, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Teal #5F9E8F ΔE 0.027
- Cadet Blue #5F9EA0 ΔE 0.034
- Grey Teal #5E9B8A ΔE 0.036
- Greeny Blue #42B395 ΔE 0.042
- Greeny Grey #7EA07A ΔE 0.043
- Tea #65AB7C ΔE 0.044
- Grey Green #86A17D ΔE 0.046
- Light Sea Green #20B2AA ΔE 0.047
Use #64A797 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.