#1B7964
Closest named color: Bluegreen (#017A79). oklch(51.8% 0.091 173.7), rgb(27, 121, 100).
Aa
White text reads best on this color (5.29:1).
About this color
#1B7964 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.091 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.032 away. White text reads best on it, at 5.29:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 3.96:1 |
| White text | 5.29:1 |
Values
| HEX | #1B7964 |
| RGB | rgb(27, 121, 100) |
| HSL | hsl(167, 64%, 29%) |
| OKLCH | oklch(51.8% 0.091 173.7) |
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 #1B7964 | 5.29:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #1B7964 | 3.96:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #1B7964 text on white | 5.29:1 | AA | Lc 76.0 | Fine for body text |
| #1B7964 text on black | 3.96:1 | AA large text | Lc -25.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE9
oklch(93.7% 0.013 172.4)
-
Step 200
200
#CADFD8
oklch(88.6% 0.024 173.8)
-
Step 300
300
#A4CABE
oklch(80.8% 0.044 174)
-
Step 400
400
#71AF9D
oklch(70.7% 0.07 173.9)
-
Step 500
500
#469B85
oklch(63.1% 0.089 173.9)
-
Step 600
600
#1E866F
oklch(55.7% 0.098 173.8)
-
Step 700
700 (this color)
#1B7964
oklch(51.8% 0.091 173.7)
-
Step 800
800
#125C4C
oklch(42.7% 0.074 174.3)
-
Step 900
900
#194C3F
oklch(37.8% 0.059 173.3)
-
Step 950
950
#102C25
oklch(26.9% 0.037 174.8)
#1B7964 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) | #757163 | 0.094 |
| Deuteranopia (no green cones) | #686866 | 0.089 |
| Tritanopia (no blue cones) | #007A73 | 0.023 |
| Achromatopsia (no color) | #6B6B6B | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B7964
#1B7964
oklch(51.8% 0.091 173.7)
- #90516C
#90516C
oklch(51.7% 0.091 353.6)
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 #1B7964, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.032
- Dark Aquamarine #017371 ΔE 0.033
- Deep Turquoise #017374 ΔE 0.037
- Teal #008080 ΔE 0.042
- Deep Aqua #08787F ΔE 0.044
- Dark Aqua #05696B ΔE 0.058
- Jungle Green #048243 ΔE 0.063
- Sea Green #2E8B57 ΔE 0.067
Use #1B7964 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.