#174144
Closest named color: Dark Blue Grey (#1F3B4D). oklch(34.7% 0.046 201.7), rgb(23, 65, 68).
Aa
White text reads best on this color (11.19:1).
About this color
#174144 is a dark, muted teal or cyan. In OKLCH its lightness is 35%, its chroma 0.046 and its hue 202°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Grey (#1F3B4D), ΔE 0.031 away. White text reads best on it, at 11.19:1.
| Hue family | Teals and cyans |
| Lightness | dark (35%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Dark Blue Grey (#1F3B4D) |
| Black text | 1.87:1 |
| White text | 11.19:1 |
Values
| HEX | #174144 |
| RGB | rgb(23, 65, 68) |
| HSL | hsl(184, 49%, 18%) |
| OKLCH | oklch(34.7% 0.046 201.7) |
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 #174144 | 11.19:1 | AAA | Lc -99.5 | Preferred for body text |
| Black text on #174144 | 1.87:1 | Fails | Lc 8.2 | Not readable |
| #174144 text on white | 11.19:1 | AAA | Lc 95.7 | Preferred for body text |
| #174144 text on black | 1.87:1 | Fails | Lc 0.0 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECED
oklch(93.7% 0.01 204.9)
-
Step 200
200
#CBDDDE
oklch(88.4% 0.019 200.8)
-
Step 300
300
#A7C8CA
oklch(80.9% 0.035 201)
-
Step 400
400
#77ABAF
oklch(70.6% 0.055 202)
-
Step 500
500
#50969C
oklch(63% 0.071 202.8)
-
Step 600
600
#308186
oklch(55.7% 0.077 200.9)
-
Step 700
700
#226D72
oklch(49.2% 0.072 201.5)
-
Step 800
800
#1E595D
oklch(42.8% 0.06 201.5)
-
Step 900
900 (this color)
#174144
oklch(34.7% 0.046 201.7)
-
Step 950
950
#142B2C
oklch(27.1% 0.029 199.2)
#174144 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) | #3C3E44 | 0.047 |
| Deuteranopia (no green cones) | #353944 | 0.043 |
| Tritanopia (no blue cones) | #004442 | 0.017 |
| Achromatopsia (no color) | #3B3B3B | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #174144
#174144
oklch(34.7% 0.046 201.7)
- #4F302F
#4F302F
oklch(34.7% 0.046 21.7)
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 #174144, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Grey #1F3B4D ΔE 0.031
- Midnight Green #073B4C ΔE 0.031
- Charcoal #264653 ΔE 0.034
- Onyx #343A40 ΔE 0.038
- Dark Teal #014D4E ΔE 0.039
- Charcoal Grey #3C4142 ΔE 0.046
- Dark Grey Blue #29465B ΔE 0.047
- Gunmetal #293241 ΔE 0.051
Use #174144 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.