#43707D
Closest named color: Metallic Blue (#4F738E). oklch(51.8% 0.054 218.3), rgb(67, 112, 125).
Aa
White text reads best on this color (5.45:1).
About this color
#43707D is a medium-dark, muted teal or cyan. In OKLCH its lightness is 52%, its chroma 0.054 and its hue 218°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.032 away. White text reads best on it, at 5.45:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.85:1 |
| White text | 5.45:1 |
Values
| HEX | #43707D |
| RGB | rgb(67, 112, 125) |
| HSL | hsl(193, 30%, 38%) |
| OKLCH | oklch(51.8% 0.054 218.3) |
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 #43707D | 5.45:1 | AA | Lc -82.4 | Fine for body text |
| Black text on #43707D | 3.85:1 | AA large text | Lc 27.0 | Dividers and decoration only |
| #43707D text on white | 5.45:1 | AA | Lc 77.1 | Fine for body text |
| #43707D text on black | 3.85:1 | AA large text | Lc -24.6 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#CFDCDF
oklch(88.6% 0.015 213.1)
-
Step 300
300
#AFC5CC
oklch(80.9% 0.026 218.9)
-
Step 400
400
#84A7B2
oklch(70.6% 0.041 219)
-
Step 500
500
#64929F
oklch(63.2% 0.053 217.3)
-
Step 600
600
#4A7C8A
oklch(55.6% 0.058 217.7)
-
Step 700
700 (this color)
#43707D
oklch(51.8% 0.054 218.3)
-
Step 800
800
#31555F
oklch(42.7% 0.045 217.5)
-
Step 900
900
#2C464E
oklch(37.7% 0.034 219.2)
-
Step 950
950
#1A292E
oklch(27% 0.022 220.6)
#43707D 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) | #686D7E | 0.047 |
| Deuteranopia (no green cones) | #5F677D | 0.042 |
| Tritanopia (no blue cones) | #287574 | 0.033 |
| Achromatopsia (no color) | #696969 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43707D
#43707D
oklch(51.8% 0.054 218.3)
- #845E52
#845E52
oklch(51.8% 0.054 38.3)
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 #43707D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.032
- Slate #516572 ΔE 0.034
- Deep Aqua #08787F ΔE 0.039
- Deep Turquoise #017374 ΔE 0.044
- Ocean #017B92 ΔE 0.047
- Dark Aquamarine #017371 ΔE 0.047
- Bluegreen #017A79 ΔE 0.047
- Sea Blue #047495 ΔE 0.047
Use #43707D 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.