#19353B
Closest named color: Gunmetal (#293241). oklch(31% 0.035 213.2), rgb(25, 53, 59).
Aa
White text reads best on this color (13.01:1).
About this color
#19353B is a dark, muted teal or cyan. In OKLCH its lightness is 31%, its chroma 0.035 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.027 away. White text reads best on it, at 13.01:1.
| Hue family | Teals and cyans |
| Lightness | dark (31%) |
| Chroma | muted (0.035) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.61:1 |
| White text | 13.01:1 |
Values
| HEX | #19353B |
| RGB | rgb(25, 53, 59) |
| HSL | hsl(191, 40%, 16%) |
| OKLCH | oklch(31% 0.035 213.2) |
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 #19353B | 13.01:1 | AAA | Lc -102.4 | Preferred for body text |
| Black text on #19353B | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #19353B text on white | 13.01:1 | AAA | Lc 99.2 | Preferred for body text |
| #19353B text on black | 1.61:1 | 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 950.
-
Step 50
50
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C9DEE2
oklch(88.6% 0.023 210.4)
-
Step 300
300
#A2C8D1
oklch(80.8% 0.042 213.7)
-
Step 400
400
#6DACBA
oklch(70.7% 0.068 213.3)
-
Step 500
500
#4197A9
oklch(63.1% 0.086 213.6)
-
Step 600
600
#138194
oklch(55.6% 0.093 213.3)
-
Step 700
700
#006D7E
oklch(49.1% 0.086 213.3)
-
Step 800
800
#095966
oklch(42.7% 0.072 212.4)
-
Step 900
900
#154953
oklch(37.6% 0.056 213)
-
Step 950
950 (this color)
#19353B
oklch(31% 0.035 213.2)
#19353B 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) | #30333B | 0.032 |
| Deuteranopia (no green cones) | #2B2F3B | 0.030 |
| Tritanopia (no blue cones) | #053737 | 0.020 |
| Achromatopsia (no color) | #313131 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #19353B
#19353B
oklch(31% 0.035 213.2)
- #402A25
#402A25
oklch(31% 0.034 33.3)
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 #19353B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.027
- Midnight Green #073B4C ΔE 0.032
- Dark Blue Grey #1F3B4D ΔE 0.036
- Space Cadet #2B2D42 ΔE 0.041
- Onyx #343A40 ΔE 0.044
- Prussian Blue #1D3557 ΔE 0.052
- Oxford Blue #1B263B ΔE 0.052
- Jet #212529 ΔE 0.055
Use #19353B 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.