#175266
Closest named color: Deep Teal (#00555A). oklch(41.1% 0.067 225), rgb(23, 82, 102).
Aa
White text reads best on this color (8.62:1).
About this color
#175266 is a dark, muted teal or cyan. In OKLCH its lightness is 41%, its chroma 0.067 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.028 away. White text reads best on it, at 8.62:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.43:1 |
| White text | 8.62:1 |
Values
| HEX | #175266 |
| RGB | rgb(23, 82, 102) |
| HSL | hsl(195, 63%, 25%) |
| OKLCH | oklch(41.1% 0.067 225) |
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 #175266 | 8.62:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #175266 | 2.43:1 | Fails | Lc 14.7 | Not readable |
| #175266 text on white | 8.62:1 | AAA | Lc 89.3 | Fine for body text |
| #175266 text on black | 2.43:1 | Fails | Lc -12.9 | Not readable |
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 800.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CBDDE4
oklch(88.6% 0.022 223)
-
Step 300
300
#A6C7D4
oklch(81% 0.04 223.7)
-
Step 400
400
#75A9BE
oklch(70.6% 0.063 225.1)
-
Step 500
500
#4E94AE
oklch(63.1% 0.08 224.6)
-
Step 600
600
#2E7E9A
oklch(55.7% 0.087 225.1)
-
Step 700
700
#1F6A83
oklch(49.1% 0.081 224.7)
-
Step 800
800 (this color)
#175266
oklch(41.1% 0.067 225)
-
Step 900
900
#1E4757
oklch(37.6% 0.053 226.4)
-
Step 950
950
#132A33
oklch(27.1% 0.033 225.6)
#175266 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) | #475067 | 0.052 |
| Deuteranopia (no green cones) | #3C4866 | 0.046 |
| Tritanopia (no blue cones) | #005859 | 0.035 |
| Achromatopsia (no color) | #4C4C4C | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #175266
#175266
oklch(41.1% 0.067 225)
- #693E2B
#693E2B
oklch(41.1% 0.068 44.3)
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 #175266, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.028
- Dark Grey Blue #29465B ΔE 0.038
- Dark Slate Gray #2F4F4F ΔE 0.040
- Petrol #005F6A ΔE 0.040
- Charcoal #264653 ΔE 0.043
- Dark Teal #014D4E ΔE 0.044
- Deep Sea Blue #015482 ΔE 0.046
- Dark Blue Green #005249 ΔE 0.053
Use #175266 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.