#378794
Closest named color: Teal Blue (#01889F). oklch(58% 0.079 209.8), rgb(55, 135, 148).
Aa
Black text reads best on this color (5.05:1).
About this color
#378794 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 58%, its chroma 0.079 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Blue (#01889F), ΔE 0.024 away. Black text reads best on it, at 5.05:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Teal Blue (#01889F) |
| Black text | 5.05:1 |
| White text | 4.15:1 |
Values
| HEX | #378794 |
| RGB | rgb(55, 135, 148) |
| HSL | hsl(188, 46%, 40%) |
| OKLCH | oklch(58% 0.079 209.8) |
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 #378794 | 4.15:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #378794 | 5.05:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #378794 text on white | 4.15:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #378794 text on black | 5.05:1 | AA | Lc -33.3 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECEE
oklch(93.6% 0.011 211)
-
Step 200
200
#CBDDE0
oklch(88.5% 0.02 208.8)
-
Step 300
300
#A7C7CD
oklch(80.8% 0.035 210.2)
-
Step 400
400
#76ABB4
oklch(70.7% 0.057 209.2)
-
Step 500
500
#4F96A2
oklch(63.2% 0.073 209.7)
-
Step 600
600 (this color)
#378794
oklch(58% 0.079 209.8)
-
Step 700
700
#206C78
oklch(49.1% 0.074 210.2)
-
Step 800
800
#1D5861
oklch(42.7% 0.061 209.3)
-
Step 900
900
#1F494F
oklch(37.8% 0.048 207.8)
-
Step 950
950
#132B2F
oklch(27.2% 0.031 209.5)
#378794 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) | #7C8295 | 0.076 |
| Deuteranopia (no green cones) | #6E7894 | 0.069 |
| Tritanopia (no blue cones) | #008D8B | 0.033 |
| Achromatopsia (no color) | #7C7C7C | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #378794
#378794
oklch(58% 0.079 209.8)
- #A4685E
#A4685E
oklch(58% 0.079 30)
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 #378794, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Blue #01889F ΔE 0.024
- Dark Cyan #008B8B ΔE 0.030
- Teal Green #0A9396 ΔE 0.037
- Cerulean #457B9D ΔE 0.043
- Dusty Teal #4C9085 ΔE 0.045
- Teal #008080 ΔE 0.045
- Stormy Blue #507B9C ΔE 0.045
- Blue NCS #118AB2 ΔE 0.046
Use #378794 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.