#347189
Closest named color: Sea Blue (#047495). oklch(51.9% 0.073 226.6), rgb(52, 113, 137).
Aa
White text reads best on this color (5.42:1).
About this color
#347189 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.073 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Sea Blue (#047495), ΔE 0.026 away. White text reads best on it, at 5.42:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Sea Blue (#047495) |
| Black text | 3.86:1 |
| White text | 5.42:1 |
Values
| HEX | #347189 |
| RGB | rgb(52, 113, 137) |
| HSL | hsl(197, 45%, 37%) |
| OKLCH | oklch(51.9% 0.073 226.6) |
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 #347189 | 5.42:1 | AA | Lc -82.2 | Fine for body text |
| Black text on #347189 | 3.86:1 | AA large text | Lc 27.2 | Dividers and decoration only |
| #347189 text on white | 5.42:1 | AA | Lc 76.9 | Fine for body text |
| #347189 text on black | 3.86:1 | AA large text | Lc -24.9 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBEF
oklch(93.5% 0.01 228.9)
-
Step 200
200
#CCDCE3
oklch(88.5% 0.02 225.7)
-
Step 300
300
#AAC6D2
oklch(81% 0.035 225.6)
-
Step 400
400
#7BA8BC
oklch(70.6% 0.056 227.2)
-
Step 500
500
#5793AB
oklch(63.2% 0.072 225.7)
-
Step 600
600
#3A7D97
oklch(55.7% 0.079 226.3)
-
Step 700
700 (this color)
#347189
oklch(51.9% 0.073 226.6)
-
Step 800
800
#255669
oklch(42.8% 0.061 226.4)
-
Step 900
900
#244755
oklch(37.8% 0.047 226.2)
-
Step 950
950
#162932
oklch(26.9% 0.03 229.7)
#347189 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) | #646F8A | 0.055 |
| Deuteranopia (no green cones) | #586689 | 0.048 |
| Tritanopia (no blue cones) | #007879 | 0.045 |
| Achromatopsia (no color) | #6A6A6A | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #347189
#347189
oklch(51.9% 0.073 226.6)
- #8B5B43
#8B5B43
oklch(51.8% 0.073 47.2)
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 #347189, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Blue #047495 ΔE 0.026
- Metallic Blue #4F738E ΔE 0.030
- Ocean #017B92 ΔE 0.033
- Ocean Blue #03719C ΔE 0.036
- Deep Aqua #08787F ΔE 0.037
- Muted Blue #3B719F ΔE 0.037
- Dull Blue #49759C ΔE 0.039
- Denim #3B638C ΔE 0.044
Use #347189 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.