#01958F
Closest named color: Teal Green (#0A9396). oklch(60.4% 0.104 189.8), rgb(1, 149, 143).
Aa
Black text reads best on this color (5.69:1).
About this color
#01958F is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.104 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.014 away. Black text reads best on it, at 5.69:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Teal Green (#0A9396) |
| Black text | 5.69:1 |
| White text | 3.68:1 |
Values
| HEX | #01958F |
| RGB | rgb(1, 149, 143) |
| HSL | hsl(178, 99%, 29%) |
| OKLCH | oklch(60.4% 0.104 189.8) |
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 #01958F | 3.68:1 | AA large text | Lc -69.3 | Content text, not long reading |
| Black text on #01958F | 5.69:1 | AA | Lc 40.2 | Non-text elements, placeholder text |
| #01958F text on white | 3.68:1 | AA large text | Lc 63.8 | Content text, not long reading |
| #01958F text on black | 5.69:1 | AA | Lc -37.8 | 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#DFEDEC
oklch(93.5% 0.015 191.8)
-
Step 200
200
#C5E0DD
oklch(88.6% 0.029 188.5)
-
Step 300
300
#9BCCC8
oklch(81% 0.051 190)
-
Step 400
400
#5EB1AC
oklch(70.7% 0.082 190.4)
-
Step 500
500 (this color)
#01958F
oklch(60.4% 0.104 189.8)
-
Step 600
600
#00857F
oklch(55.6% 0.096 189.2)
-
Step 700
700
#00706B
oklch(49.2% 0.085 189.4)
-
Step 800
800
#005C58
oklch(42.8% 0.074 189.6)
-
Step 900
900
#004C49
oklch(37.6% 0.065 190.2)
-
Step 950
950
#052D2B
oklch(27% 0.043 190)
#01958F 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) | #8B8C8F | 0.110 |
| Deuteranopia (no green cones) | #7A8090 | 0.103 |
| Tritanopia (no blue cones) | #009993 | 0.012 |
| Achromatopsia (no color) | #858585 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01958F
#01958F
oklch(60.4% 0.104 189.8)
- #B66673
#B66673
oklch(60.4% 0.103 10.2)
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 #01958F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Green #0A9396 ΔE 0.014
- Blue Green #0F9B8E ΔE 0.020
- Sea #3C9992 ΔE 0.027
- Persian Green #2A9D8F ΔE 0.029
- Dark Cyan #008B8B ΔE 0.030
- Dusty Teal #4C9085 ΔE 0.035
- Ocean Green #3D9973 ΔE 0.050
- Teal Blue #01889F ΔE 0.053
Use #01958F 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.