#435F69
Closest named color: Slate (#516572). oklch(46.7% 0.037 222.1), rgb(67, 95, 105).
Aa
White text reads best on this color (6.81:1).
About this color
#435F69 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 47%, its chroma 0.037 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.030 away. White text reads best on it, at 6.81:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.07:1 |
| White text | 6.81:1 |
Values
| HEX | #435F69 |
| RGB | rgb(67, 95, 105) |
| HSL | hsl(196, 22%, 34%) |
| OKLCH | oklch(46.7% 0.037 222.1) |
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 #435F69 | 6.81:1 | AA | Lc -88.5 | Fine for body text |
| Black text on #435F69 | 3.07:1 | AA large text | Lc 20.5 | Dividers and decoration only |
| #435F69 text on white | 6.81:1 | AA | Lc 83.5 | Fine for body text |
| #435F69 text on black | 3.07:1 | AA large text | Lc -18.4 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEC
oklch(93.7% 0.006 211)
-
Step 200
200
#D2DBDE
oklch(88.5% 0.011 219.6)
-
Step 300
300
#B5C3C9
oklch(80.8% 0.018 225.2)
-
Step 400
400
#8EA5AD
oklch(70.7% 0.028 220.8)
-
Step 500
500
#728F99
oklch(63.1% 0.036 220.9)
-
Step 600
600
#5A7984
oklch(55.6% 0.039 221.7)
-
Step 700
700 (this color)
#435F69
oklch(46.7% 0.037 222.1)
-
Step 800
800
#3D535B
oklch(42.7% 0.03 222.3)
-
Step 900
900
#34454B
oklch(37.8% 0.024 221.5)
-
Step 950
950
#1F282C
oklch(27% 0.015 226.6)
#435F69 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) | #595D6A | 0.031 |
| Deuteranopia (no green cones) | #535969 | 0.027 |
| Tritanopia (no blue cones) | #366262 | 0.023 |
| Achromatopsia (no color) | #5B5B5B | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #435F69
#435F69
oklch(46.7% 0.037 222.1)
- #6D544A
#6D544A
oklch(46.9% 0.037 42.9)
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 #435F69, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.030
- YInMn Blue #415A77 ΔE 0.032
- Dusty Grape #545775 ΔE 0.043
- Petrol #005F6A ΔE 0.047
- Dark Aqua #05696B ΔE 0.049
- Dark Green Blue #1F6357 ΔE 0.052
- Denim #3B638C ΔE 0.055
- Dusk #4E5481 ΔE 0.061
Use #435F69 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.