#1A3545
Closest named color: Gunmetal (#293241). oklch(31.5% 0.044 236.4), rgb(26, 53, 69).
Aa
White text reads best on this color (12.81:1).
About this color
#1A3545 is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.044 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.021 away. White text reads best on it, at 12.81:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.63:1 |
| White text | 12.81:1 |
Values
| HEX | #1A3545 |
| RGB | rgb(26, 53, 69) |
| HSL | hsl(202, 45%, 19%) |
| OKLCH | oklch(31.5% 0.044 236.4) |
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 #1A3545 | 12.81:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #1A3545 | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #1A3545 text on white | 12.81:1 | AAA | Lc 98.8 | Preferred for body text |
| #1A3545 text on black | 1.63:1 | 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
#E1ECF3
oklch(93.7% 0.015 235.4)
-
Step 200
200
#C8DDEA
oklch(88.6% 0.029 234.9)
-
Step 300
300
#A1C6DE
oklch(80.8% 0.052 236.7)
-
Step 400
400
#6CA9CE
oklch(70.7% 0.083 236.3)
-
Step 500
500
#4093C1
oklch(63.2% 0.106 236.2)
-
Step 600
600
#137CAD
oklch(55.5% 0.115 236.3)
-
Step 700
700
#006895
oklch(49% 0.107 237)
-
Step 800
800
#095579
oklch(42.6% 0.089 236.8)
-
Step 900
900
#154761
oklch(37.8% 0.068 235.7)
-
Step 950
950 (this color)
#1A3545
oklch(31.5% 0.044 236.4)
#1A3545 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) | #2E3546 | 0.027 |
| Deuteranopia (no green cones) | #283045 | 0.023 |
| Tritanopia (no blue cones) | #00393A | 0.034 |
| Achromatopsia (no color) | #323232 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1A3545
#1A3545
oklch(31.5% 0.044 236.4)
- #432C1B
#432C1B
oklch(31.6% 0.044 56.8)
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 #1A3545, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.021
- Midnight Green #073B4C ΔE 0.022
- Dark Blue Grey #1F3B4D ΔE 0.024
- Space Cadet #2B2D42 ΔE 0.032
- Prussian Blue #1D3557 ΔE 0.033
- Onyx #343A40 ΔE 0.043
- Oxford Blue #1B263B ΔE 0.050
- Charcoal #264653 ΔE 0.061
Use #1A3545 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.