#435E61
Closest named color: Slate (#516572). oklch(46.2% 0.032 204.7), rgb(67, 94, 97).
Aa
White text reads best on this color (6.97:1).
About this color
#435E61 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 46%, its chroma 0.032 and its hue 205°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.038 away. White text reads best on it, at 6.97:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.01:1 |
| White text | 6.97:1 |
Values
| HEX | #435E61 |
| RGB | rgb(67, 94, 97) |
| HSL | hsl(186, 18%, 32%) |
| OKLCH | oklch(46.2% 0.032 204.7) |
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 #435E61 | 6.97:1 | AA | Lc -89.1 | Fine for body text |
| Black text on #435E61 | 3.01:1 | AA large text | Lc 19.9 | Dividers and decoration only |
| #435E61 text on white | 6.97:1 | AA | Lc 84.1 | Fine for body text |
| #435E61 text on black | 3.01:1 | AA large text | Lc -17.9 | 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
#F4F6F6
oklch(97.2% 0.002 197.1)
-
Step 100
100
#E6EBEB
oklch(93.6% 0.005 197.1)
-
Step 200
200
#D3DBDC
oklch(88.6% 0.009 205.9)
-
Step 300
300
#B6C4C5
oklch(81% 0.015 202)
-
Step 400
400
#8FA5A8
oklch(70.6% 0.025 206.6)
-
Step 500
500
#738F93
oklch(63% 0.032 207)
-
Step 600
600
#5B7A7D
oklch(55.7% 0.036 203.6)
-
Step 700
700 (this color)
#435E61
oklch(46.2% 0.032 204.7)
-
Step 800
800
#3E5356
oklch(42.6% 0.026 207.1)
-
Step 900
900
#354547
oklch(37.7% 0.021 205.7)
-
Step 950
950
#1F2829
oklch(26.9% 0.013 204.7)
#435E61 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) | #5A5C61 | 0.032 |
| Deuteranopia (no green cones) | #545861 | 0.029 |
| Tritanopia (no blue cones) | #39605F | 0.014 |
| Achromatopsia (no color) | #595959 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #435E61
#435E61
oklch(46.2% 0.032 204.7)
- #6A524F
#6A524F
oklch(46.2% 0.033 26.6)
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 #435E61, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.038
- YInMn Blue #415A77 ΔE 0.042
- Dark Green Blue #1F6357 ΔE 0.044
- Petrol #005F6A ΔE 0.047
- Dark Aqua #05696B ΔE 0.049
- Dusty Grape #545775 ΔE 0.051
- Dark Slate Gray #2F4F4F ΔE 0.059
- Deep Teal #00555A ΔE 0.064
Use #435E61 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.