#64A4AE
Closest named color: Cadet Blue (#5F9EA0). oklch(67.9% 0.067 208.4), rgb(100, 164, 174).
Aa
Black text reads best on this color (7.46:1).
About this color
#64A4AE is a medium-light, muted teal or cyan. In OKLCH its lightness is 68%, its chroma 0.067 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.025 away. Black text reads best on it, at 7.46:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.46:1 |
| White text | 2.81:1 |
Values
| HEX | #64A4AE |
| RGB | rgb(100, 164, 174) |
| HSL | hsl(188, 31%, 54%) |
| OKLCH | oklch(67.9% 0.067 208.4) |
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 #64A4AE | 2.81:1 | Fails | Lc -59.3 | Large or bold text, headings |
| Black text on #64A4AE | 7.46:1 | AAA | Lc 50.0 | Large or bold text, headings |
| #64A4AE text on white | 2.81:1 | Fails | Lc 54.0 | Large or bold text, headings |
| #64A4AE text on black | 7.46:1 | AAA | Lc -47.8 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C8DEE1
oklch(88.5% 0.024 206.6)
-
Step 300
300
#A2C9CF
oklch(81% 0.042 207.8)
-
Step 400
400 (this color)
#64A4AE
oklch(67.9% 0.067 208.4)
-
Step 500
500
#3F98A5
oklch(63.1% 0.086 208.4)
-
Step 600
600
#0D8290
oklch(55.6% 0.093 208.4)
-
Step 700
700
#006E7A
oklch(49.2% 0.085 207.9)
-
Step 800
800
#055A64
oklch(42.8% 0.072 208.1)
-
Step 900
900
#144A51
oklch(37.8% 0.056 207.5)
-
Step 950
950
#0E2B30
oklch(27% 0.036 210.5)
#64A4AE 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) | #9A9FAF | 0.065 |
| Deuteranopia (no green cones) | #8E96AE | 0.060 |
| Tritanopia (no blue cones) | #43A9A7 | 0.034 |
| Achromatopsia (no color) | #9A9A9A | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64A4AE
#64A4AE
oklch(67.9% 0.067 208.4)
- #BE8981
#BE8981
oklch(68% 0.067 28.6)
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 #64A4AE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.025
- Greyblue #77A1B5 ΔE 0.026
- Bluegrey #85A3B2 ΔE 0.038
- Bluey Grey #89A0B0 ΔE 0.043
- Dull Teal #5F9E8F ΔE 0.046
- Grey Teal #5E9B8A ΔE 0.054
- Cool Gray #8D99AE ΔE 0.054
- Turquoise Blue #06B1C4 ΔE 0.054
Use #64A4AE 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.