#1BBF97
Closest named color: Green Blue (#01C08D). oklch(71.8% 0.137 170.2), rgb(27, 191, 151).
Aa
Black text reads best on this color (8.94:1).
About this color
#1BBF97 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 72%, its chroma 0.137 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Green Blue (#01C08D), ΔE 0.016 away. Black text reads best on it, at 8.94:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.137) |
| Temperature | cool |
| Nearest name | Green Blue (#01C08D) |
| Black text | 8.94:1 |
| White text | 2.34:1 |
Values
| HEX | #1BBF97 |
| RGB | rgb(27, 191, 151) |
| HSL | hsl(165, 75%, 43%) |
| OKLCH | oklch(71.8% 0.137 170.2) |
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 #1BBF97 | 2.34:1 | Fails | Lc -50.6 | Large or bold text, headings |
| Black text on #1BBF97 | 8.94:1 | AAA | Lc 58.2 | Large or bold text, headings |
| #1BBF97 text on white | 2.34:1 | Fails | Lc 45.7 | Large or bold text, headings |
| #1BBF97 text on black | 8.94:1 | AAA | Lc -56.3 | Large or bold text, headings |
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 400.
-
Step 50
50
#EEF8F4
oklch(97.1% 0.012 170.3)
-
Step 100
100
#DBF0E7
oklch(93.7% 0.025 168.2)
-
Step 200
200
#BBE4D4
oklch(88.5% 0.048 169.5)
-
Step 300
300
#86D3B8
oklch(80.9% 0.086 169.9)
-
Step 400
400 (this color)
#1BBF97
oklch(71.8% 0.137 170.2)
-
Step 500
500
#00A17E
oklch(63.1% 0.125 170.2)
-
Step 600
600
#00876A
oklch(55.5% 0.109 170.8)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005D48
oklch(42.6% 0.084 170.6)
-
Step 900
900
#004E3C
oklch(37.7% 0.074 170.6)
-
Step 950
950
#002F22
oklch(27.1% 0.054 168.9)
#1BBF97 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) | #B9B195 | 0.140 |
| Deuteranopia (no green cones) | #A6A39A | 0.135 |
| Tritanopia (no blue cones) | #00C0B4 | 0.041 |
| Achromatopsia (no color) | #A9A9A9 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1BBF97
#1BBF97
oklch(71.8% 0.137 170.2)
- #E37EB0
#E37EB0
oklch(71.8% 0.137 350.1)
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 #1BBF97, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Blue #01C08D ΔE 0.016
- Greenblue #23C48B ΔE 0.026
- Greeny Blue #42B395 ΔE 0.035
- Topaz #13BBAF ΔE 0.040
- Dark Seafoam #1FB57A ΔE 0.042
- Green Teal #0CB577 ΔE 0.047
- Bluey Green #2BB179 ΔE 0.048
- Dark Mint Green #20C073 ΔE 0.050
Use #1BBF97 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.