#43977D
Closest named color: Ocean Green (#3D9973). oklch(61.7% 0.091 170.2), rgb(67, 151, 125).
Aa
Black text reads best on this color (5.96:1).
About this color
#43977D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 62%, its chroma 0.091 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.019 away. Black text reads best on it, at 5.96:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 5.96:1 |
| White text | 3.52:1 |
Values
| HEX | #43977D |
| RGB | rgb(67, 151, 125) |
| HSL | hsl(161, 39%, 43%) |
| OKLCH | oklch(61.7% 0.091 170.2) |
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 #43977D | 3.52:1 | AA large text | Lc -68.1 | Content text, not long reading |
| Black text on #43977D | 5.96:1 | AA | Lc 41.5 | Non-text elements, placeholder text |
| #43977D text on white | 3.52:1 | AA large text | Lc 62.6 | Content text, not long reading |
| #43977D text on black | 5.96:1 | AA | Lc -39.1 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CADFD7
oklch(88.6% 0.025 170.9)
-
Step 300
300
#A5CABC
oklch(80.8% 0.044 170.2)
-
Step 400
400
#72AF9A
oklch(70.6% 0.071 170.5)
-
Step 500
500 (this color)
#43977D
oklch(61.7% 0.091 170.2)
-
Step 600
600
#21866B
oklch(55.7% 0.099 170.5)
-
Step 700
700
#107159
oklch(49% 0.092 170.6)
-
Step 800
800
#145C49
oklch(42.6% 0.076 170.8)
-
Step 900
900
#1A4C3D
oklch(37.8% 0.06 170.2)
-
Step 950
950
#112C24
oklch(26.9% 0.037 171.8)
#43977D 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) | #938E7C | 0.093 |
| Deuteranopia (no green cones) | #86857F | 0.089 |
| Tritanopia (no blue cones) | #1A988F | 0.031 |
| Achromatopsia (no color) | #888888 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43977D
#43977D
oklch(61.7% 0.091 170.2)
- #AF6E8D
#AF6E8D
oklch(61.7% 0.091 350)
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 #43977D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.019
- Persian Green #2A9D8F ΔE 0.027
- Dusty Teal #4C9085 ΔE 0.028
- Blue Green #0F9B8E ΔE 0.029
- Sea #3C9992 ΔE 0.030
- Grey Teal #5E9B8A ΔE 0.035
- Slate Green #658D6D ΔE 0.039
- Dull Teal #5F9E8F ΔE 0.043
Use #43977D 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.