#133141
Closest named color: Gunmetal (#293241). oklch(29.8% 0.046 234.5), rgb(19, 49, 65).
Aa
White text reads best on this color (13.60:1).
About this color
#133141 is a dark, muted blue. In OKLCH its lightness is 30%, its chroma 0.046 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.029 away. White text reads best on it, at 13.60:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.54:1 |
| White text | 13.60:1 |
Values
| HEX | #133141 |
| RGB | rgb(19, 49, 65) |
| HSL | hsl(201, 55%, 16%) |
| OKLCH | oklch(29.8% 0.046 234.5) |
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 #133141 | 13.60:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #133141 | 1.54:1 | Fails | Lc 0.0 | Not readable |
| #133141 text on white | 13.60:1 | AAA | Lc 100.0 | Preferred for body text |
| #133141 text on black | 1.54:1 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E0ECF3
oklch(93.6% 0.016 233)
-
Step 200
200
#C7DDEA
oklch(88.5% 0.03 233.6)
-
Step 300
300
#9FC7DF
oklch(80.9% 0.054 234.7)
-
Step 400
400
#67AACF
oklch(70.8% 0.087 234)
-
Step 500
500
#3694C3
oklch(63.2% 0.111 234.5)
-
Step 600
600
#007DAD
oklch(55.6% 0.117 234.3)
-
Step 700
700
#006992
oklch(49.1% 0.103 234.3)
-
Step 800
800
#005679
oklch(42.8% 0.09 234.7)
-
Step 900
900
#0D4762
oklch(37.6% 0.073 234.5)
-
Step 950
950 (this color)
#133141
oklch(29.8% 0.046 234.5)
#133141 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) | #293142 | 0.029 |
| Deuteranopia (no green cones) | #232C41 | 0.024 |
| Tritanopia (no blue cones) | #003536 | 0.032 |
| Achromatopsia (no color) | #2E2E2E | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #133141
#133141
oklch(29.8% 0.046 234.5)
- #3F2716
#3F2716
oklch(29.8% 0.046 55.3)
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 #133141, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.029
- Space Cadet #2B2D42 ΔE 0.034
- Midnight Green #073B4C ΔE 0.034
- Oxford Blue #1B263B ΔE 0.036
- Dark Blue Grey #1F3B4D ΔE 0.041
- Prussian Blue #1D3557 ΔE 0.043
- Dark #1B2431 ΔE 0.047
- Jet #212529 ΔE 0.052
Use #133141 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.