#1BB48B
Closest named color: Bluey Green (#2BB179). oklch(68.6% 0.133 168.4), rgb(27, 180, 139).
Aa
Black text reads best on this color (7.94:1).
About this color
#1BB48B is a medium-light, moderately saturated green. In OKLCH its lightness is 69%, its chroma 0.133 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Green (#2BB179), ΔE 0.023 away. Black text reads best on it, at 7.94:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Bluey Green (#2BB179) |
| Black text | 7.94:1 |
| White text | 2.64:1 |
Values
| HEX | #1BB48B |
| RGB | rgb(27, 180, 139) |
| HSL | hsl(164, 74%, 41%) |
| OKLCH | oklch(68.6% 0.133 168.4) |
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 #1BB48B | 2.64:1 | Fails | Lc -56.1 | Large or bold text, headings |
| Black text on #1BB48B | 7.94:1 | AAA | Lc 53.1 | Large or bold text, headings |
| #1BB48B text on white | 2.64:1 | Fails | Lc 50.9 | Large or bold text, headings |
| #1BB48B text on black | 7.94:1 | AAA | Lc -51.0 | 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
#EFF8F4
oklch(97.1% 0.011 167.8)
-
Step 100
100
#DBEFE7
oklch(93.5% 0.024 169.9)
-
Step 200
200
#BCE4D3
oklch(88.6% 0.048 167.6)
-
Step 300
300
#89D2B7
oklch(80.8% 0.083 168.9)
-
Step 400
400 (this color)
#1BB48B
oklch(68.6% 0.133 168.4)
-
Step 500
500
#00A17B
oklch(63% 0.127 168.5)
-
Step 600
600
#008867
oklch(55.7% 0.112 168.2)
-
Step 700
700
#007256
oklch(49% 0.099 168.4)
-
Step 800
800
#005E46
oklch(42.8% 0.087 168)
-
Step 900
900
#004E3A
oklch(37.7% 0.076 168.5)
-
Step 950
950
#002F21
oklch(27.1% 0.055 167.3)
#1BB48B 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) | #AFA789 | 0.134 |
| Deuteranopia (no green cones) | #9D9A8E | 0.129 |
| Tritanopia (no blue cones) | #00B5A8 | 0.041 |
| Achromatopsia (no color) | #9F9F9F | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1BB48B
#1BB48B
oklch(68.6% 0.133 168.4)
- #D676A8
#D676A8
oklch(68.7% 0.133 348.7)
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 #1BB48B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Green #2BB179 ΔE 0.023
- Greeny Blue #42B395 ΔE 0.025
- Dark Seafoam #1FB57A ΔE 0.025
- Dark Seafoam Green #3EAF76 ΔE 0.028
- Green Teal #0CB577 ΔE 0.030
- Medium Sea Green #3CB371 ΔE 0.034
- Green Blue #01C08D ΔE 0.034
- Seaweed Green #35AD6B ΔE 0.041
Use #1BB48B 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.