#426A69
Closest named color: Slate (#516572). oklch(49.4% 0.045 193.8), rgb(66, 106, 105).
Aa
White text reads best on this color (6.00:1).
About this color
#426A69 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 49%, its chroma 0.045 and its hue 194°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.031 away. White text reads best on it, at 6.00:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.49:1 |
| White text | 6.00:1 |
Values
| HEX | #426A69 |
| RGB | rgb(66, 106, 105) |
| HSL | hsl(178, 23%, 34%) |
| OKLCH | oklch(49.4% 0.045 193.8) |
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 #426A69 | 6.00:1 | AA | Lc -85.1 | Fine for body text |
| Black text on #426A69 | 3.49:1 | AA large text | Lc 24.1 | Dividers and decoration only |
| #426A69 text on white | 6.00:1 | AA | Lc 79.9 | Fine for body text |
| #426A69 text on black | 3.49:1 | AA large text | Lc -21.9 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEB
oklch(93.6% 0.006 197)
-
Step 200
200
#D1DCDB
oklch(88.6% 0.012 190.4)
-
Step 300
300
#B1C5C4
oklch(80.8% 0.022 193.1)
-
Step 400
400
#88A8A7
oklch(70.7% 0.035 194)
-
Step 500
500
#6A9291
oklch(63% 0.044 194.2)
-
Step 600
600
#517D7B
oklch(55.7% 0.049 192.2)
-
Step 700
700 (this color)
#426A69
oklch(49.4% 0.045 193.8)
-
Step 800
800
#365655
oklch(42.8% 0.038 193.3)
-
Step 900
900
#2F4746
oklch(37.8% 0.03 192.7)
-
Step 950
950
#1C2929
oklch(26.9% 0.018 196.1)
#426A69 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) | #656669 | 0.047 |
| Deuteranopia (no green cones) | #5E6169 | 0.044 |
| Tritanopia (no blue cones) | #326C6A | 0.016 |
| Achromatopsia (no color) | #636363 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #426A69
#426A69
oklch(49.4% 0.045 193.8)
- #79575A
#79575A
oklch(49.4% 0.045 13)
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 #426A69, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.031
- Dark Aqua #05696B ΔE 0.041
- Deep Turquoise #017374 ΔE 0.042
- Dark Aquamarine #017371 ΔE 0.042
- Dark Green Blue #1F6357 ΔE 0.050
- Deep Aqua #08787F ΔE 0.051
- Dim Gray #696969 ΔE 0.052
- Bluegreen #017A79 ΔE 0.054
Use #426A69 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.