#17675D
Closest named color: Dark Green Blue (#1F6357). oklch(46.5% 0.076 182.6), rgb(23, 103, 93).
Aa
White text reads best on this color (6.69:1).
About this color
#17675D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 46%, its chroma 0.076 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.013 away. White text reads best on it, at 6.69:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 3.13:1 |
| White text | 6.69:1 |
Values
| HEX | #17675D |
| RGB | rgb(23, 103, 93) |
| HSL | hsl(173, 63%, 25%) |
| OKLCH | oklch(46.5% 0.076 182.6) |
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 #17675D | 6.69:1 | AA | Lc -87.8 | Fine for body text |
| Black text on #17675D | 3.13:1 | AA large text | Lc 21.3 | Dividers and decoration only |
| #17675D text on white | 6.69:1 | AA | Lc 82.7 | Fine for body text |
| #17675D text on black | 3.13:1 | AA large text | Lc -19.2 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CBDEDA
oklch(88.5% 0.021 181.8)
-
Step 300
300
#A8C9C2
oklch(81% 0.037 181.1)
-
Step 400
400
#77ADA4
oklch(70.7% 0.058 183.1)
-
Step 500
500
#51988D
oklch(63% 0.074 182.7)
-
Step 600
600
#308377
oklch(55.6% 0.082 182.1)
-
Step 700
700 (this color)
#17675D
oklch(46.5% 0.076 182.6)
-
Step 800
800
#1E5A52
oklch(42.7% 0.063 183)
-
Step 900
900
#204A44
oklch(37.7% 0.048 183.2)
-
Step 950
950
#142B28
oklch(26.9% 0.03 184.8)
#17675D 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) | #62615D | 0.080 |
| Deuteranopia (no green cones) | #57595E | 0.075 |
| Tritanopia (no blue cones) | #006964 | 0.012 |
| Achromatopsia (no color) | #5C5C5C | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17675D
#17675D
oklch(46.5% 0.076 182.6)
- #7C4756
#7C4756
oklch(46.5% 0.075 2.2)
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 #17675D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.013
- Dark Aqua #05696B ΔE 0.021
- Petrol #005F6A ΔE 0.040
- Dark Aquamarine #017371 ΔE 0.041
- Deep Turquoise #017374 ΔE 0.044
- Spruce #0A5F38 ΔE 0.058
- Pine #2B5D34 ΔE 0.059
- Deep Teal #00555A ΔE 0.061
Use #17675D 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.