#047387
Closest named color: Sea Blue (#047495). oklch(51.2% 0.09 215.5), rgb(4, 115, 135).
Aa
White text reads best on this color (5.51:1).
About this color
#047387 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 51%, its chroma 0.090 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Blue (#047495), ΔE 0.022 away. White text reads best on it, at 5.51:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Sea Blue (#047495) |
| Black text | 3.80:1 |
| White text | 5.51:1 |
Values
| HEX | #047387 |
| RGB | rgb(4, 115, 135) |
| HSL | hsl(189, 94%, 27%) |
| OKLCH | oklch(51.2% 0.09 215.5) |
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 #047387 | 5.51:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #047387 | 3.80:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #047387 text on white | 5.51:1 | AA | Lc 77.0 | Fine for body text |
| #047387 text on black | 3.80:1 | AA large text | Lc -24.7 | Dividers and decoration only |
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 700.
-
Step 50
50
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C8DEE3
oklch(88.6% 0.024 212.9)
-
Step 300
300
#A2C8D2
oklch(80.9% 0.043 215.5)
-
Step 400
400
#6CACBC
oklch(70.7% 0.069 215.4)
-
Step 500
500
#3E97AB
oklch(63.1% 0.089 215.1)
-
Step 600
600
#0A8197
oklch(55.6% 0.097 215.6)
-
Step 700
700 (this color)
#047387
oklch(51.2% 0.09 215.5)
-
Step 800
800
#045969
oklch(42.8% 0.075 215.7)
-
Step 900
900
#134955
oklch(37.7% 0.058 215.8)
-
Step 950
950
#0E2B32
oklch(27.1% 0.037 216.1)
#047387 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) | #656F88 | 0.079 |
| Deuteranopia (no green cones) | #566487 | 0.071 |
| Tritanopia (no blue cones) | #007A79 | 0.036 |
| Achromatopsia (no color) | #696969 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #047387
#047387
oklch(51.2% 0.09 215.5)
- #935342
#935342
oklch(51.3% 0.09 35.8)
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 #047387, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Blue #047495 ΔE 0.022
- Deep Aqua #08787F ΔE 0.023
- Ocean #017B92 ΔE 0.026
- Deep Turquoise #017374 ΔE 0.031
- Bluegreen #017A79 ΔE 0.036
- Dark Aquamarine #017371 ΔE 0.036
- Ocean Blue #03719C ΔE 0.036
- Teal #008080 ΔE 0.045
Use #047387 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.