#17453B
Closest named color: Evergreen (#05472A). oklch(35.6% 0.053 176.3), rgb(23, 69, 59).
Aa
White text reads best on this color (10.76:1).
About this color
#17453B is a dark, muted teal or cyan. In OKLCH its lightness is 36%, its chroma 0.053 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Evergreen (#05472A), ΔE 0.034 away. White text reads best on it, at 10.76:1.
| Hue family | Teals and cyans |
| Lightness | dark (36%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Evergreen (#05472A) |
| Black text | 1.95:1 |
| White text | 10.76:1 |
Values
| HEX | #17453B |
| RGB | rgb(23, 69, 59) |
| HSL | hsl(167, 50%, 18%) |
| OKLCH | oklch(35.6% 0.053 176.3) |
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 #17453B | 10.76:1 | AAA | Lc -98.7 | Preferred for body text |
| Black text on #17453B | 1.95:1 | Fails | Lc 9.2 | Not readable |
| #17453B text on white | 10.76:1 | AAA | Lc 94.8 | Preferred for body text |
| #17453B text on black | 1.95:1 | Fails | Lc -7.9 | 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 900.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2ECE9
oklch(93.5% 0.011 176.3)
-
Step 200
200
#CBDED8
oklch(88.5% 0.022 174.9)
-
Step 300
300
#A7C9C0
oklch(80.8% 0.038 177.5)
-
Step 400
400
#75AE9F
oklch(70.7% 0.064 176.1)
-
Step 500
500
#4D9A88
oklch(63.2% 0.082 176.3)
-
Step 600
600
#2B8472
oklch(55.6% 0.088 176.8)
-
Step 700
700
#1C705F
oklch(49.2% 0.083 175.9)
-
Step 800
800
#1B5B4E
oklch(42.7% 0.068 176.7)
-
Step 900
900 (this color)
#17453B
oklch(35.6% 0.053 176.3)
-
Step 950
950
#132C26
oklch(27.1% 0.033 176.2)
#17453B 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) | #42413B | 0.055 |
| Deuteranopia (no green cones) | #3B3C3C | 0.052 |
| Tritanopia (no blue cones) | #004642 | 0.015 |
| Achromatopsia (no color) | #3E3E3E | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17453B
#17453B
oklch(35.6% 0.053 176.3)
- #52303D
#52303D
oklch(35.6% 0.053 355.6)
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 #17453B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Evergreen #05472A ΔE 0.034
- Dark Teal #014D4E ΔE 0.035
- Dark Blue Green #005249 ΔE 0.042
- Charcoal #264653 ΔE 0.046
- Charcoal Grey #3C4142 ΔE 0.050
- Pine Green #0A481E ΔE 0.052
- Onyx #343A40 ΔE 0.052
- Dark Slate Gray #2F4F4F ΔE 0.052
Use #17453B 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.