#043B46
Closest named color: Midnight Green (#073B4C). oklch(32.5% 0.055 215.6), rgb(4, 59, 70).
Aa
White text reads best on this color (12.21:1).
About this color
#043B46 is a dark, muted teal or cyan. In OKLCH its lightness is 33%, its chroma 0.055 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.011 away. White text reads best on it, at 12.21:1.
| Hue family | Teals and cyans |
| Lightness | dark (33%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.71:1 |
| White text | 12.21:1 |
Values
| HEX | #043B46 |
| RGB | rgb(4, 59, 70) |
| HSL | hsl(190, 89%, 15%) |
| OKLCH | oklch(32.5% 0.055 215.6) |
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 #043B46 | 12.21:1 | AAA | Lc -101.1 | Preferred for body text |
| Black text on #043B46 | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #043B46 text on white | 12.21:1 | AAA | Lc 97.5 | Preferred for body text |
| #043B46 text on black | 1.71:1 | Fails | Lc 0.0 | Not readable |
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 900.
-
Step 50
50
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C9DDE3
oklch(88.4% 0.023 217.7)
-
Step 300
300
#A3C8D2
oklch(80.9% 0.042 216)
-
Step 400
400
#6FABBB
oklch(70.6% 0.066 216.5)
-
Step 500
500
#4396AA
oklch(63% 0.085 216)
-
Step 600
600
#198095
oklch(55.5% 0.092 215.7)
-
Step 700
700
#056C7F
oklch(49% 0.086 215.7)
-
Step 800
800
#0E5868
oklch(42.6% 0.071 216.8)
-
Step 900
900 (this color)
#043B46
oklch(32.5% 0.055 215.6)
-
Step 950
950
#0F2B31
oklch(27% 0.035 213.8)
#043B46 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) | #333947 | 0.048 |
| Deuteranopia (no green cones) | #2B3346 | 0.043 |
| Tritanopia (no blue cones) | #003F3E | 0.023 |
| Achromatopsia (no color) | #353535 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #043B46
#043B46
oklch(32.5% 0.055 215.6)
- #4C2920
#4C2920
oklch(32.4% 0.055 35.3)
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 #043B46, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.011
- Dark Blue Grey #1F3B4D ΔE 0.026
- Gunmetal #293241 ΔE 0.041
- Prussian Blue #1D3557 ΔE 0.045
- Onyx #343A40 ΔE 0.049
- Charcoal #264653 ΔE 0.052
- Space Cadet #2B2D42 ΔE 0.056
- Dark Teal #014D4E ΔE 0.060
Use #043B46 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.