#033646
Closest named color: Midnight Green (#073B4C). oklch(31% 0.057 225.2), rgb(3, 54, 70).
Aa
White text reads best on this color (12.96:1).
About this color
#033646 is a dark, muted teal or cyan. In OKLCH its lightness is 31%, its chroma 0.057 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.019 away. White text reads best on it, at 12.96:1.
| Hue family | Teals and cyans |
| Lightness | dark (31%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.61:1 |
| White text | 12.96:1 |
Values
| HEX | #033646 |
| RGB | rgb(3, 54, 70) |
| HSL | hsl(194, 92%, 14%) |
| OKLCH | oklch(31% 0.057 225.2) |
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 #033646 | 12.96:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #033646 | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #033646 text on white | 12.96:1 | AAA | Lc 98.8 | Preferred for body text |
| #033646 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
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DDEDF4
oklch(93.6% 0.019 225.7)
-
Step 200
200
#C0DFEC
oklch(88.5% 0.037 225)
-
Step 300
300
#91CAE2
oklch(80.8% 0.068 226)
-
Step 400
400
#47AED3
oklch(70.6% 0.108 225.3)
-
Step 500
500
#0098C0
oklch(63.2% 0.12 225)
-
Step 600
600
#007FA2
oklch(55.5% 0.106 225.7)
-
Step 700
700
#006B88
oklch(49.1% 0.093 224.9)
-
Step 800
800
#005870
oklch(42.8% 0.081 224.4)
-
Step 900
900
#00495E
oklch(37.7% 0.071 225)
-
Step 950
950 (this color)
#033646
oklch(31% 0.057 225.2)
#033646 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) | #2D3547 | 0.043 |
| Deuteranopia (no green cones) | #252F46 | 0.037 |
| Tritanopia (no blue cones) | #003B3B | 0.031 |
| Achromatopsia (no color) | #313131 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #033646
#033646
oklch(31% 0.057 225.2)
- #482617
#482617
oklch(31% 0.057 44)
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 #033646, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.019
- Dark Blue Grey #1F3B4D ΔE 0.033
- Gunmetal #293241 ΔE 0.037
- Prussian Blue #1D3557 ΔE 0.040
- Space Cadet #2B2D42 ΔE 0.047
- Oxford Blue #1B263B ΔE 0.054
- Onyx #343A40 ΔE 0.057
- Marine #042E60 ΔE 0.058
Use #033646 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.