#407266
Closest named color: Dark Aquamarine (#017371). oklch(51.3% 0.058 176.7), rgb(64, 114, 102).
Aa
White text reads best on this color (5.50:1).
About this color
#407266 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 51%, its chroma 0.058 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.036 away. White text reads best on it, at 5.50:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.81:1 |
| White text | 5.50:1 |
Values
| HEX | #407266 |
| RGB | rgb(64, 114, 102) |
| HSL | hsl(166, 28%, 35%) |
| OKLCH | oklch(51.3% 0.058 176.7) |
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 #407266 | 5.50:1 | AA | Lc -82.7 | Fine for body text |
| Black text on #407266 | 3.81:1 | AA large text | Lc 26.7 | Dividers and decoration only |
| #407266 text on white | 5.50:1 | AA | Lc 77.4 | Fine for body text |
| #407266 text on black | 3.81:1 | AA large text | Lc -24.4 | Dividers and decoration only |
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 700.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5ECEA
oklch(93.7% 0.008 177.3)
-
Step 200
200
#CFDDD9
oklch(88.6% 0.016 177)
-
Step 300
300
#AFC7C0
oklch(81% 0.028 176.2)
-
Step 400
400
#83AAA0
oklch(70.6% 0.045 177.5)
-
Step 500
500
#639588
oklch(63% 0.057 176.2)
-
Step 600
600
#497F72
oklch(55.5% 0.062 176.7)
-
Step 700
700 (this color)
#407266
oklch(51.3% 0.058 176.7)
-
Step 800
800
#30584E
oklch(42.8% 0.049 175.9)
-
Step 900
900
#2B4841
oklch(37.6% 0.037 177.2)
-
Step 950
950
#1A2A26
oklch(26.9% 0.023 177.2)
#407266 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) | #6F6C65 | 0.062 |
| Deuteranopia (no green cones) | #666667 | 0.058 |
| Tritanopia (no blue cones) | #2E736E | 0.018 |
| Achromatopsia (no color) | #696969 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #407266
#407266
oklch(51.3% 0.058 176.7)
- #825967
#825967
oklch(51.2% 0.057 357.1)
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 #407266, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.036
- Deep Turquoise #017374 ΔE 0.038
- Bluegreen #017A79 ΔE 0.040
- Deep Aqua #08787F ΔE 0.044
- Dark Aqua #05696B ΔE 0.051
- Teal #008080 ΔE 0.052
- Slate #516572 ΔE 0.053
- Dim Gray #696969 ΔE 0.058
Use #407266 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.