#1C7C73
Closest named color: Bluegreen (#017A79). oklch(53.1% 0.086 185.5), rgb(28, 124, 115).
Aa
White text reads best on this color (5.02:1).
About this color
#1C7C73 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 53%, its chroma 0.086 and its hue 185°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.015 away. White text reads best on it, at 5.02:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 4.17:1 |
| White text | 5.02:1 |
Values
| HEX | #1C7C73 |
| RGB | rgb(28, 124, 115) |
| HSL | hsl(174, 63%, 30%) |
| OKLCH | oklch(53.1% 0.086 185.5) |
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 #1C7C73 | 5.02:1 | AA | Lc -79.8 | Fine for body text |
| Black text on #1C7C73 | 4.17:1 | AA large text | Lc 29.7 | Dividers and decoration only |
| #1C7C73 text on white | 5.02:1 | AA | Lc 74.4 | Content text, not long reading |
| #1C7C73 text on black | 4.17:1 | AA large text | Lc -27.3 | 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 600.
-
Step 50
50
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CADEDB
oklch(88.5% 0.022 186)
-
Step 300
300
#A6C9C4
oklch(80.9% 0.038 185.9)
-
Step 400
400
#73AEA6
oklch(70.8% 0.063 185.2)
-
Step 500
500
#4B9990
oklch(63.1% 0.078 185.5)
-
Step 600
600 (this color)
#1C7C73
oklch(53.1% 0.086 185.5)
-
Step 700
700
#176F67
oklch(49.1% 0.08 185.7)
-
Step 800
800
#185B54
oklch(42.8% 0.066 185)
-
Step 900
900
#1C4A45
oklch(37.6% 0.051 185.6)
-
Step 950
950
#122C29
oklch(27.1% 0.033 185.7)
#1C7C73 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) | #757573 | 0.091 |
| Deuteranopia (no green cones) | #686B74 | 0.086 |
| Tritanopia (no blue cones) | #007F79 | 0.011 |
| Achromatopsia (no color) | #6F6F6F | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C7C73
#1C7C73
oklch(53.1% 0.086 185.5)
- #965665
#965665
oklch(53.1% 0.086 5.3)
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 #1C7C73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.015
- Teal #008080 ΔE 0.020
- Deep Aqua #08787F ΔE 0.027
- Dark Aquamarine #017371 ΔE 0.031
- Deep Turquoise #017374 ΔE 0.032
- Dark Cyan #008B8B ΔE 0.049
- Ocean #017B92 ΔE 0.051
- Dark Aqua #05696B ΔE 0.061
Use #1C7C73 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.