#43777A
Closest named color: Deep Aqua (#08787F). oklch(53.4% 0.056 200.4), rgb(67, 119, 122).
Aa
White text reads best on this color (5.04:1).
About this color
#43777A is a medium-dark, muted teal or cyan. In OKLCH its lightness is 53%, its chroma 0.056 and its hue 200°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Aqua (#08787F), ΔE 0.034 away. White text reads best on it, at 5.04:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Deep Aqua (#08787F) |
| Black text | 4.15:1 |
| White text | 5.04:1 |
Values
| HEX | #43777A |
| RGB | rgb(67, 119, 122) |
| HSL | hsl(183, 29%, 37%) |
| OKLCH | oklch(53.4% 0.056 200.4) |
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 #43777A | 5.04:1 | AA | Lc -80.2 | Fine for body text |
| Black text on #43777A | 4.15:1 | AA large text | Lc 29.3 | Dividers and decoration only |
| #43777A text on white | 5.04:1 | AA | Lc 74.8 | Content text, not long reading |
| #43777A text on black | 4.15:1 | AA large text | Lc -26.9 | 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 600.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEC
oklch(93.6% 0.007 208.8)
-
Step 200
200
#CFDCDD
oklch(88.5% 0.014 202.4)
-
Step 300
300
#AFC6C7
oklch(81% 0.025 199.9)
-
Step 400
400
#84A9AB
oklch(70.8% 0.04 200.4)
-
Step 500
500
#649396
oklch(63.1% 0.051 201)
-
Step 600
600 (this color)
#43777A
oklch(53.4% 0.056 200.4)
-
Step 700
700
#3A6A6D
oklch(49.2% 0.052 200.8)
-
Step 800
800
#315658
oklch(42.6% 0.043 200.1)
-
Step 900
900
#2B4749
oklch(37.7% 0.034 201.6)
-
Step 950
950
#1A2A2B
oklch(27.1% 0.021 200.9)
#43777A 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) | #70737A | 0.057 |
| Deuteranopia (no green cones) | #676C7A | 0.053 |
| Tritanopia (no blue cones) | #287A78 | 0.023 |
| Achromatopsia (no color) | #6F6F6F | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43777A
#43777A
oklch(53.4% 0.056 200.4)
- #8B605F
#8B605F
oklch(53.4% 0.056 20.6)
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 #43777A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Aqua #08787F ΔE 0.034
- Bluegreen #017A79 ΔE 0.036
- Teal #008080 ΔE 0.039
- Metallic Blue #4F738E ΔE 0.041
- Deep Turquoise #017374 ΔE 0.043
- Dark Aquamarine #017371 ΔE 0.045
- Ocean #017B92 ΔE 0.045
- Battleship Gray #6C757D ΔE 0.051
Use #43777A 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.