#16404A
Closest named color: Dark Blue Grey (#1F3B4D). oklch(34.7% 0.049 216.2), rgb(22, 64, 74).
Aa
White text reads best on this color (11.25:1).
About this color
#16404A is a dark, muted teal or cyan. In OKLCH its lightness is 35%, its chroma 0.049 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Grey (#1F3B4D), ΔE 0.020 away. White text reads best on it, at 11.25:1.
| Hue family | Teals and cyans |
| Lightness | dark (35%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Dark Blue Grey (#1F3B4D) |
| Black text | 1.86:1 |
| White text | 11.25:1 |
Values
| HEX | #16404A |
| RGB | rgb(22, 64, 74) |
| HSL | hsl(192, 54%, 19%) |
| OKLCH | oklch(34.7% 0.049 216.2) |
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 #16404A | 11.25:1 | AAA | Lc -99.6 | Preferred for body text |
| Black text on #16404A | 1.86:1 | Fails | Lc 8.1 | Not readable |
| #16404A text on white | 11.25:1 | AAA | Lc 95.8 | Preferred for body text |
| #16404A text on black | 1.86:1 | 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
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CBDDE2
oklch(88.6% 0.021 216.2)
-
Step 300
300
#A7C7D0
oklch(80.9% 0.037 216.6)
-
Step 400
400
#76AAB8
oklch(70.6% 0.058 216.4)
-
Step 500
500
#4F95A7
oklch(63.1% 0.075 216.6)
-
Step 600
600
#2F7F92
oklch(55.6% 0.081 216.5)
-
Step 700
700
#206B7C
oklch(49% 0.076 216.2)
-
Step 800
800
#1D5765
oklch(42.6% 0.063 216.9)
-
Step 900
900 (this color)
#16404A
oklch(34.7% 0.049 216.2)
-
Step 950
950
#132A30
oklch(26.9% 0.031 216.7)
#16404A 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) | #393E4B | 0.043 |
| Deuteranopia (no green cones) | #32384A | 0.040 |
| Tritanopia (no blue cones) | #004443 | 0.024 |
| Achromatopsia (no color) | #3B3B3B | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #16404A
#16404A
oklch(34.7% 0.049 216.2)
- #503028
#503028
oklch(34.6% 0.049 34.8)
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 #16404A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Grey #1F3B4D ΔE 0.020
- Midnight Green #073B4C ΔE 0.022
- Charcoal #264653 ΔE 0.030
- Onyx #343A40 ΔE 0.038
- Dark Grey Blue #29465B ΔE 0.040
- Dark Teal #014D4E ΔE 0.042
- Gunmetal #293241 ΔE 0.047
- Charcoal Grey #3C4142 ΔE 0.048
Use #16404A 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.