#157178
Closest named color: Deep Turquoise (#017374). oklch(50.2% 0.08 202.9), rgb(21, 113, 120).
Aa
White text reads best on this color (5.72:1).
About this color
#157178 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 50%, its chroma 0.080 and its hue 203°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Turquoise (#017374), ΔE 0.012 away. White text reads best on it, at 5.72:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Deep Turquoise (#017374) |
| Black text | 3.66:1 |
| White text | 5.72:1 |
Values
| HEX | #157178 |
| RGB | rgb(21, 113, 120) |
| HSL | hsl(184, 70%, 28%) |
| OKLCH | oklch(50.2% 0.08 202.9) |
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 #157178 | 5.72:1 | AA | Lc -83.5 | Fine for body text |
| Black text on #157178 | 3.66:1 | AA large text | Lc 25.8 | Dividers and decoration only |
| #157178 text on white | 5.72:1 | AA | Lc 78.3 | Fine for body text |
| #157178 text on black | 3.66:1 | AA large text | Lc -23.5 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECED
oklch(93.6% 0.011 204.1)
-
Step 200
200
#CADEDF
oklch(88.6% 0.021 200.4)
-
Step 300
300
#A4C8CC
oklch(80.8% 0.039 204.7)
-
Step 400
400
#71ACB2
oklch(70.6% 0.062 204)
-
Step 500
500
#47989F
oklch(63.2% 0.079 203)
-
Step 600
600
#20828A
oklch(55.6% 0.086 203.2)
-
Step 700
700 (this color)
#157178
oklch(50.2% 0.08 202.9)
-
Step 800
800
#13595F
oklch(42.6% 0.066 203.7)
-
Step 900
900
#194A4E
oklch(37.8% 0.052 202.7)
-
Step 950
950
#102B2D
oklch(26.9% 0.033 201.9)
#157178 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) | #676C79 | 0.080 |
| Deuteranopia (no green cones) | #5A6278 | 0.074 |
| Tritanopia (no blue cones) | #007673 | 0.020 |
| Achromatopsia (no color) | #666666 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #157178
#157178
oklch(50.2% 0.08 202.9)
- #8C514E
#8C514E
oklch(50.3% 0.08 23.4)
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 #157178, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Turquoise #017374 ΔE 0.012
- Dark Aquamarine #017371 ΔE 0.016
- Deep Aqua #08787F ΔE 0.021
- Bluegreen #017A79 ΔE 0.028
- Dark Aqua #05696B ΔE 0.030
- Ocean #017B92 ΔE 0.044
- Teal #008080 ΔE 0.045
- Sea Blue #047495 ΔE 0.045
Use #157178 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.